65968500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 192

約数和(自身を含む): 220147200

約数和(自身を除く): 154178700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 25, 26, 30, 34, 39, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 125, 130, 150, 156, 170, 195, 199, 204, 221, 250, 255, 260, 300, 325, 340, 375, 390, 398, 425, 442, 500, 510, 597, 650, 663, 750, 780, 796, 850, 884, 975, 995, 1020, 1105, 1194, 1275, 1300, 1326, 1500, 1625, 1700, 1950, 1990, 2125, 2210, 2388, 2550, 2587, 2652, 2985, 3250, 3315, 3383, 3900, 3980, 4250, 4420, 4875, 4975, 5100, 5174, 5525, 5970, 6375, 6500, 6630, 6766, 7761, 8500, 9750, 9950, 10149, 10348, 11050, 11940, 12750, 12935, 13260, 13532, 14925, 15522, 16575, 16915, 19500, 19900, 20298, 22100, 24875, 25500, 25870, 27625, 29850, 31044, 33150, 33830, 38805, 40596, 43979, 49750, 50745, 51740, 55250, 59700, 64675, 66300, 67660, 74625, 77610, 82875, 84575, 87958, 99500, 101490, 110500, 129350, 131937, 149250, 155220, 165750, 169150, 175916, 194025, 202980, 219895, 253725, 258700, 263874, 298500, 323375, 331500, 338300, 388050, 422875, 439790, 507450, 527748, 646750, 659685, 776100, 845750, 879580, 970125, 1014900, 1099475, 1268625, 1293500, 1319370, 1691500, 1940250, 2198950, 2537250, 2638740, 3298425, 3880500, 4397900, 5074500, 5497375, 6596850, 10994750, 13193700, 16492125, 21989500, 32984250, 65968500]

約数ペア:

[(1, 65968500), (2, 32984250), (3, 21989500), (4, 16492125), (5, 13193700), (6, 10994750), (10, 6596850), (12, 5497375), (13, 5074500), (15, 4397900), (17, 3880500), (20, 3298425), (25, 2638740), (26, 2537250), (30, 2198950), (34, 1940250), (39, 1691500), (50, 1319370), (51, 1293500), (52, 1268625), (60, 1099475), (65, 1014900), (68, 970125), (75, 879580), (78, 845750), (85, 776100), (100, 659685), (102, 646750), (125, 527748), (130, 507450), (150, 439790), (156, 422875), (170, 388050), (195, 338300), (199, 331500), (204, 323375), (221, 298500), (250, 263874), (255, 258700), (260, 253725), (300, 219895), (325, 202980), (340, 194025), (375, 175916), (390, 169150), (398, 165750), (425, 155220), (442, 149250), (500, 131937), (510, 129350), (597, 110500), (650, 101490), (663, 99500), (750, 87958), (780, 84575), (796, 82875), (850, 77610), (884, 74625), (975, 67660), (995, 66300), (1020, 64675), (1105, 59700), (1194, 55250), (1275, 51740), (1300, 50745), (1326, 49750), (1500, 43979), (1625, 40596), (1700, 38805), (1950, 33830), (1990, 33150), (2125, 31044), (2210, 29850), (2388, 27625), (2550, 25870), (2587, 25500), (2652, 24875), (2985, 22100), (3250, 20298), (3315, 19900), (3383, 19500), (3900, 16915), (3980, 16575), (4250, 15522), (4420, 14925), (4875, 13532), (4975, 13260), (5100, 12935), (5174, 12750), (5525, 11940), (5970, 11050), (6375, 10348), (6500, 10149), (6630, 9950), (6766, 9750), (7761, 8500)]