20172645450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{461}}^1\times {\mathrm{97241}}^1$

素因数の和:97720

約数の個数: 72

約数和(自身を含む): 54315297036

約数和(自身を除く): 34142651586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 461, 922, 1383, 2305, 2766, 4149, 4610, 6915, 8298, 11525, 13830, 20745, 23050, 34575, 41490, 69150, 97241, 103725, 194482, 207450, 291723, 486205, 583446, 875169, 972410, 1458615, 1750338, 2431025, 2917230, 4375845, 4862050, 7293075, 8751690, 14586150, 21879225, 43758450, 44828101, 89656202, 134484303, 224140505, 268968606, 403452909, 448281010, 672421515, 806905818, 1120702525, 1344843030, 2017264545, 2241405050, 3362107575, 4034529090, 6724215150, 10086322725, 20172645450]

約数ペア:

[(1, 20172645450), (2, 10086322725), (3, 6724215150), (5, 4034529090), (6, 3362107575), (9, 2241405050), (10, 2017264545), (15, 1344843030), (18, 1120702525), (25, 806905818), (30, 672421515), (45, 448281010), (50, 403452909), (75, 268968606), (90, 224140505), (150, 134484303), (225, 89656202), (450, 44828101), (461, 43758450), (922, 21879225), (1383, 14586150), (2305, 8751690), (2766, 7293075), (4149, 4862050), (4610, 4375845), (6915, 2917230), (8298, 2431025), (11525, 1750338), (13830, 1458615), (20745, 972410), (23050, 875169), (34575, 583446), (41490, 486205), (69150, 291723), (97241, 207450), (103725, 194482)]