7880451680

素因数分解:

$2^5\times 5^1\times {\mathrm{4877}}^1\times {\mathrm{10099}}^1$

素因数の和:14991

約数の個数: 48

約数和(自身を含む): 18623228400

約数和(自身を除く): 10742776720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 4877, 9754, 10099, 19508, 20198, 24385, 39016, 40396, 48770, 50495, 78032, 80792, 97540, 100990, 156064, 161584, 195080, 201980, 323168, 390160, 403960, 780320, 807920, 1615840, 49252823, 98505646, 197011292, 246264115, 394022584, 492528230, 788045168, 985056460, 1576090336, 1970112920, 3940225840, 7880451680]

約数ペア:

[(1, 7880451680), (2, 3940225840), (4, 1970112920), (5, 1576090336), (8, 985056460), (10, 788045168), (16, 492528230), (20, 394022584), (32, 246264115), (40, 197011292), (80, 98505646), (160, 49252823), (4877, 1615840), (9754, 807920), (10099, 780320), (19508, 403960), (20198, 390160), (24385, 323168), (39016, 201980), (40396, 195080), (48770, 161584), (50495, 156064), (78032, 100990), (80792, 97540)]