66702080

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:134

約数の個数: 108

約数和(自身を含む): 169046976

約数和(自身を除く): 102344896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 128, 155, 160, 164, 205, 248, 256, 310, 320, 328, 410, 496, 620, 640, 656, 820, 992, 1240, 1271, 1280, 1312, 1640, 1681, 1984, 2480, 2542, 2624, 3280, 3362, 3968, 4960, 5084, 5248, 6355, 6560, 6724, 7936, 8405, 9920, 10168, 10496, 12710, 13120, 13448, 16810, 19840, 20336, 25420, 26240, 26896, 33620, 39680, 40672, 50840, 52111, 52480, 53792, 67240, 81344, 101680, 104222, 107584, 134480, 162688, 203360, 208444, 215168, 260555, 268960, 325376, 406720, 416888, 430336, 521110, 537920, 813440, 833776, 1042220, 1075840, 1626880, 1667552, 2084440, 2151680, 3335104, 4168880, 6670208, 8337760, 13340416, 16675520, 33351040, 66702080]

約数ペア:

[(1, 66702080), (2, 33351040), (4, 16675520), (5, 13340416), (8, 8337760), (10, 6670208), (16, 4168880), (20, 3335104), (31, 2151680), (32, 2084440), (40, 1667552), (41, 1626880), (62, 1075840), (64, 1042220), (80, 833776), (82, 813440), (124, 537920), (128, 521110), (155, 430336), (160, 416888), (164, 406720), (205, 325376), (248, 268960), (256, 260555), (310, 215168), (320, 208444), (328, 203360), (410, 162688), (496, 134480), (620, 107584), (640, 104222), (656, 101680), (820, 81344), (992, 67240), (1240, 53792), (1271, 52480), (1280, 52111), (1312, 50840), (1640, 40672), (1681, 39680), (1984, 33620), (2480, 26896), (2542, 26240), (2624, 25420), (3280, 20336), (3362, 19840), (3968, 16810), (4960, 13448), (5084, 13120), (5248, 12710), (6355, 10496), (6560, 10168), (6724, 9920), (7936, 8405)]