61630520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4153}}^1$

素因数の和:4224

約数の個数: 64

約数和(自身を含む): 161507520

約数和(自身を除く): 99877000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 4153, 7420, 8306, 14840, 16612, 20765, 29071, 33224, 41530, 58142, 83060, 116284, 145355, 166120, 220109, 232568, 290710, 440218, 581420, 880436, 1100545, 1162840, 1540763, 1760872, 2201090, 3081526, 4402180, 6163052, 7703815, 8804360, 12326104, 15407630, 30815260, 61630520]

約数ペア:

[(1, 61630520), (2, 30815260), (4, 15407630), (5, 12326104), (7, 8804360), (8, 7703815), (10, 6163052), (14, 4402180), (20, 3081526), (28, 2201090), (35, 1760872), (40, 1540763), (53, 1162840), (56, 1100545), (70, 880436), (106, 581420), (140, 440218), (212, 290710), (265, 232568), (280, 220109), (371, 166120), (424, 145355), (530, 116284), (742, 83060), (1060, 58142), (1484, 41530), (1855, 33224), (2120, 29071), (2968, 20765), (3710, 16612), (4153, 14840), (7420, 8306)]