2018645850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{79631}}^1$

素因数の和:79672

約数の個数: 72

約数和(自身を含む): 5421028032

約数和(自身を除く): 3402382182

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 1014, 1690, 1950, 2535, 4225, 5070, 8450, 12675, 25350, 79631, 159262, 238893, 398155, 477786, 796310, 1035203, 1194465, 1990775, 2070406, 2388930, 3105609, 3981550, 5176015, 5972325, 6211218, 10352030, 11944650, 13457639, 15528045, 25880075, 26915278, 31056090, 40372917, 51760150, 67288195, 77640225, 80745834, 134576390, 155280450, 201864585, 336440975, 403729170, 672881950, 1009322925, 2018645850]

約数ペア:

[(1, 2018645850), (2, 1009322925), (3, 672881950), (5, 403729170), (6, 336440975), (10, 201864585), (13, 155280450), (15, 134576390), (25, 80745834), (26, 77640225), (30, 67288195), (39, 51760150), (50, 40372917), (65, 31056090), (75, 26915278), (78, 25880075), (130, 15528045), (150, 13457639), (169, 11944650), (195, 10352030), (325, 6211218), (338, 5972325), (390, 5176015), (507, 3981550), (650, 3105609), (845, 2388930), (975, 2070406), (1014, 1990775), (1690, 1194465), (1950, 1035203), (2535, 796310), (4225, 477786), (5070, 398155), (8450, 238893), (12675, 159262), (25350, 79631)]