82861520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1873}}^1$

素因数の和:1972

約数の個数: 80

約数和(自身を含む): 223080960

約数和(自身を除く): 140219440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 632, 790, 1106, 1264, 1580, 1873, 2212, 2765, 3160, 3746, 4424, 5530, 6320, 7492, 8848, 9365, 11060, 13111, 14984, 18730, 22120, 26222, 29968, 37460, 44240, 52444, 65555, 74920, 104888, 131110, 147967, 149840, 209776, 262220, 295934, 524440, 591868, 739835, 1035769, 1048880, 1183736, 1479670, 2071538, 2367472, 2959340, 4143076, 5178845, 5918680, 8286152, 10357690, 11837360, 16572304, 20715380, 41430760, 82861520]

約数ペア:

[(1, 82861520), (2, 41430760), (4, 20715380), (5, 16572304), (7, 11837360), (8, 10357690), (10, 8286152), (14, 5918680), (16, 5178845), (20, 4143076), (28, 2959340), (35, 2367472), (40, 2071538), (56, 1479670), (70, 1183736), (79, 1048880), (80, 1035769), (112, 739835), (140, 591868), (158, 524440), (280, 295934), (316, 262220), (395, 209776), (553, 149840), (560, 147967), (632, 131110), (790, 104888), (1106, 74920), (1264, 65555), (1580, 52444), (1873, 44240), (2212, 37460), (2765, 29968), (3160, 26222), (3746, 22120), (4424, 18730), (5530, 14984), (6320, 13111), (7492, 11060), (8848, 9365)]