18530850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 144

約数和(自身を含む): 53916192

約数和(自身を除く): 35385342

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 25, 26, 30, 34, 39, 43, 50, 51, 65, 75, 78, 85, 86, 102, 129, 130, 150, 169, 170, 195, 215, 221, 255, 258, 325, 338, 390, 425, 430, 442, 507, 510, 559, 645, 650, 663, 731, 845, 850, 975, 1014, 1075, 1105, 1118, 1275, 1290, 1326, 1462, 1677, 1690, 1950, 2150, 2193, 2210, 2535, 2550, 2795, 2873, 3225, 3315, 3354, 3655, 4225, 4386, 5070, 5525, 5590, 5746, 6450, 6630, 7267, 7310, 8385, 8450, 8619, 9503, 10965, 11050, 12675, 13975, 14365, 14534, 16575, 16770, 17238, 18275, 19006, 21801, 21930, 25350, 27950, 28509, 28730, 33150, 36335, 36550, 41925, 43095, 43602, 47515, 54825, 57018, 71825, 72670, 83850, 86190, 95030, 109005, 109650, 123539, 142545, 143650, 181675, 215475, 218010, 237575, 247078, 285090, 363350, 370617, 430950, 475150, 545025, 617695, 712725, 741234, 1090050, 1235390, 1425450, 1853085, 3088475, 3706170, 6176950, 9265425, 18530850]

約数ペア:

[(1, 18530850), (2, 9265425), (3, 6176950), (5, 3706170), (6, 3088475), (10, 1853085), (13, 1425450), (15, 1235390), (17, 1090050), (25, 741234), (26, 712725), (30, 617695), (34, 545025), (39, 475150), (43, 430950), (50, 370617), (51, 363350), (65, 285090), (75, 247078), (78, 237575), (85, 218010), (86, 215475), (102, 181675), (129, 143650), (130, 142545), (150, 123539), (169, 109650), (170, 109005), (195, 95030), (215, 86190), (221, 83850), (255, 72670), (258, 71825), (325, 57018), (338, 54825), (390, 47515), (425, 43602), (430, 43095), (442, 41925), (507, 36550), (510, 36335), (559, 33150), (645, 28730), (650, 28509), (663, 27950), (731, 25350), (845, 21930), (850, 21801), (975, 19006), (1014, 18275), (1075, 17238), (1105, 16770), (1118, 16575), (1275, 14534), (1290, 14365), (1326, 13975), (1462, 12675), (1677, 11050), (1690, 10965), (1950, 9503), (2150, 8619), (2193, 8450), (2210, 8385), (2535, 7310), (2550, 7267), (2795, 6630), (2873, 6450), (3225, 5746), (3315, 5590), (3354, 5525), (3655, 5070), (4225, 4386)]