45498920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 108820800

約数和(自身を除く): 63321880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 457, 524, 655, 760, 914, 1048, 1310, 1828, 2285, 2489, 2620, 3656, 4570, 4978, 5240, 8683, 9140, 9956, 12445, 17366, 18280, 19912, 24890, 34732, 43415, 49780, 59867, 69464, 86830, 99560, 119734, 173660, 239468, 299335, 347320, 478936, 598670, 1137473, 1197340, 2274946, 2394680, 4549892, 5687365, 9099784, 11374730, 22749460, 45498920]

約数ペア:

[(1, 45498920), (2, 22749460), (4, 11374730), (5, 9099784), (8, 5687365), (10, 4549892), (19, 2394680), (20, 2274946), (38, 1197340), (40, 1137473), (76, 598670), (95, 478936), (131, 347320), (152, 299335), (190, 239468), (262, 173660), (380, 119734), (457, 99560), (524, 86830), (655, 69464), (760, 59867), (914, 49780), (1048, 43415), (1310, 34732), (1828, 24890), (2285, 19912), (2489, 18280), (2620, 17366), (3656, 12445), (4570, 9956), (4978, 9140), (5240, 8683)]