57781520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1080

約数の個数: 80

約数和(自身を含む): 144847872

約数和(自身を除く): 87066352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1013, 1240, 1426, 1840, 2026, 2480, 2852, 3565, 4052, 5065, 5704, 7130, 8104, 10130, 11408, 14260, 16208, 20260, 23299, 28520, 31403, 40520, 46598, 57040, 62806, 81040, 93196, 116495, 125612, 157015, 186392, 232990, 251224, 314030, 372784, 465980, 502448, 628060, 722269, 931960, 1256120, 1444538, 1863920, 2512240, 2889076, 3611345, 5778152, 7222690, 11556304, 14445380, 28890760, 57781520]

約数ペア:

[(1, 57781520), (2, 28890760), (4, 14445380), (5, 11556304), (8, 7222690), (10, 5778152), (16, 3611345), (20, 2889076), (23, 2512240), (31, 1863920), (40, 1444538), (46, 1256120), (62, 931960), (80, 722269), (92, 628060), (115, 502448), (124, 465980), (155, 372784), (184, 314030), (230, 251224), (248, 232990), (310, 186392), (368, 157015), (460, 125612), (496, 116495), (620, 93196), (713, 81040), (920, 62806), (1013, 57040), (1240, 46598), (1426, 40520), (1840, 31403), (2026, 28520), (2480, 23299), (2852, 20260), (3565, 16208), (4052, 14260), (5065, 11408), (5704, 10130), (7130, 8104)]