16675520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:130

約数の個数: 84

約数和(自身を含む): 42013632

約数和(自身を除く): 25338112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 64, 80, 82, 124, 155, 160, 164, 205, 248, 310, 320, 328, 410, 496, 620, 656, 820, 992, 1240, 1271, 1312, 1640, 1681, 1984, 2480, 2542, 2624, 3280, 3362, 4960, 5084, 6355, 6560, 6724, 8405, 9920, 10168, 12710, 13120, 13448, 16810, 20336, 25420, 26896, 33620, 40672, 50840, 52111, 53792, 67240, 81344, 101680, 104222, 107584, 134480, 203360, 208444, 260555, 268960, 406720, 416888, 521110, 537920, 833776, 1042220, 1667552, 2084440, 3335104, 4168880, 8337760, 16675520]

約数ペア:

[(1, 16675520), (2, 8337760), (4, 4168880), (5, 3335104), (8, 2084440), (10, 1667552), (16, 1042220), (20, 833776), (31, 537920), (32, 521110), (40, 416888), (41, 406720), (62, 268960), (64, 260555), (80, 208444), (82, 203360), (124, 134480), (155, 107584), (160, 104222), (164, 101680), (205, 81344), (248, 67240), (310, 53792), (320, 52111), (328, 50840), (410, 40672), (496, 33620), (620, 26896), (656, 25420), (820, 20336), (992, 16810), (1240, 13448), (1271, 13120), (1312, 12710), (1640, 10168), (1681, 9920), (1984, 8405), (2480, 6724), (2542, 6560), (2624, 6355), (3280, 5084), (3362, 4960)]