157037315980

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{557}}^1\times {\mathrm{54851}}^1$

素因数の和:55674

約数の個数: 48

約数和(自身を含む): 331661959776

約数和(自身を除く): 174624643796

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 557, 1028, 1114, 1285, 2228, 2570, 2785, 5140, 5570, 11140, 54851, 109702, 143149, 219404, 274255, 286298, 548510, 572596, 715745, 1097020, 1431490, 2862980, 14096707, 28193414, 30552007, 56386828, 61104014, 70483535, 122208028, 140967070, 152760035, 281934140, 305520070, 611040140, 7851865799, 15703731598, 31407463196, 39259328995, 78518657990, 157037315980]

約数ペア:

[(1, 157037315980), (2, 78518657990), (4, 39259328995), (5, 31407463196), (10, 15703731598), (20, 7851865799), (257, 611040140), (514, 305520070), (557, 281934140), (1028, 152760035), (1114, 140967070), (1285, 122208028), (2228, 70483535), (2570, 61104014), (2785, 56386828), (5140, 30552007), (5570, 28193414), (11140, 14096707), (54851, 2862980), (109702, 1431490), (143149, 1097020), (219404, 715745), (274255, 572596), (286298, 548510)]