7761000

素因数分解:

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

素因数の和:236

約数の個数: 128

約数和(自身を含む): 26208000

約数和(自身を除く): 18447000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 199, 200, 250, 260, 300, 312, 325, 375, 390, 398, 500, 520, 597, 600, 650, 750, 780, 796, 975, 995, 1000, 1194, 1300, 1500, 1560, 1592, 1625, 1950, 1990, 2388, 2587, 2600, 2985, 3000, 3250, 3900, 3980, 4776, 4875, 4975, 5174, 5970, 6500, 7761, 7800, 7960, 9750, 9950, 10348, 11940, 12935, 13000, 14925, 15522, 19500, 19900, 20696, 23880, 24875, 25870, 29850, 31044, 38805, 39000, 39800, 49750, 51740, 59700, 62088, 64675, 74625, 77610, 99500, 103480, 119400, 129350, 149250, 155220, 194025, 199000, 258700, 298500, 310440, 323375, 388050, 517400, 597000, 646750, 776100, 970125, 1293500, 1552200, 1940250, 2587000, 3880500, 7761000]

約数ペア:

[(1, 7761000), (2, 3880500), (3, 2587000), (4, 1940250), (5, 1552200), (6, 1293500), (8, 970125), (10, 776100), (12, 646750), (13, 597000), (15, 517400), (20, 388050), (24, 323375), (25, 310440), (26, 298500), (30, 258700), (39, 199000), (40, 194025), (50, 155220), (52, 149250), (60, 129350), (65, 119400), (75, 103480), (78, 99500), (100, 77610), (104, 74625), (120, 64675), (125, 62088), (130, 59700), (150, 51740), (156, 49750), (195, 39800), (199, 39000), (200, 38805), (250, 31044), (260, 29850), (300, 25870), (312, 24875), (325, 23880), (375, 20696), (390, 19900), (398, 19500), (500, 15522), (520, 14925), (597, 13000), (600, 12935), (650, 11940), (750, 10348), (780, 9950), (796, 9750), (975, 7960), (995, 7800), (1000, 7761), (1194, 6500), (1300, 5970), (1500, 5174), (1560, 4975), (1592, 4875), (1625, 4776), (1950, 3980), (1990, 3900), (2388, 3250), (2587, 3000), (2600, 2985)]