25520580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4889}}^1$

素因数の和:4933

約数の個数: 72

約数和(自身を含む): 80098200

約数和(自身を除く): 54577620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 4889, 5220, 9778, 14667, 19556, 24445, 29334, 44001, 48890, 58668, 73335, 88002, 97780, 141781, 146670, 176004, 220005, 283562, 293340, 425343, 440010, 567124, 708905, 850686, 880020, 1276029, 1417810, 1701372, 2126715, 2552058, 2835620, 4253430, 5104116, 6380145, 8506860, 12760290, 25520580]

約数ペア:

[(1, 25520580), (2, 12760290), (3, 8506860), (4, 6380145), (5, 5104116), (6, 4253430), (9, 2835620), (10, 2552058), (12, 2126715), (15, 1701372), (18, 1417810), (20, 1276029), (29, 880020), (30, 850686), (36, 708905), (45, 567124), (58, 440010), (60, 425343), (87, 293340), (90, 283562), (116, 220005), (145, 176004), (174, 146670), (180, 141781), (261, 97780), (290, 88002), (348, 73335), (435, 58668), (522, 48890), (580, 44001), (870, 29334), (1044, 24445), (1305, 19556), (1740, 14667), (2610, 9778), (4889, 5220)]