1015979680

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{49999}}^1$

素因数の和:50141

約数の個数: 48

約数和(自身を含む): 2419200000

約数和(自身を除く): 1403220320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 4064, 5080, 10160, 20320, 49999, 99998, 199996, 249995, 399992, 499990, 799984, 999980, 1599968, 1999960, 3999920, 6349873, 7999840, 12699746, 25399492, 31749365, 50798984, 63498730, 101597968, 126997460, 203195936, 253994920, 507989840, 1015979680]

約数ペア:

[(1, 1015979680), (2, 507989840), (4, 253994920), (5, 203195936), (8, 126997460), (10, 101597968), (16, 63498730), (20, 50798984), (32, 31749365), (40, 25399492), (80, 12699746), (127, 7999840), (160, 6349873), (254, 3999920), (508, 1999960), (635, 1599968), (1016, 999980), (1270, 799984), (2032, 499990), (2540, 399992), (4064, 249995), (5080, 199996), (10160, 99998), (20320, 49999)]