4172496400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{661}}^1$

素因数の和:1089

約数の個数: 120

約数和(自身を含む): 10301058944

約数和(自身を除く): 6128562544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 367, 400, 430, 661, 688, 734, 860, 1075, 1322, 1468, 1720, 1835, 2150, 2644, 2936, 3305, 3440, 3670, 4300, 5288, 5872, 6610, 7340, 8600, 9175, 10576, 13220, 14680, 15781, 16525, 17200, 18350, 26440, 28423, 29360, 31562, 33050, 36700, 52880, 56846, 63124, 66100, 73400, 78905, 113692, 126248, 132200, 142115, 146800, 157810, 227384, 242587, 252496, 264400, 284230, 315620, 394525, 454768, 485174, 568460, 631240, 710575, 789050, 970348, 1136920, 1212935, 1262480, 1421150, 1578100, 1940696, 2273840, 2425870, 2842300, 3156200, 3881392, 4851740, 5684600, 6064675, 6312400, 9703480, 10431241, 11369200, 12129350, 19406960, 20862482, 24258700, 41724964, 48517400, 52156205, 83449928, 97034800, 104312410, 166899856, 208624820, 260781025, 417249640, 521562050, 834499280, 1043124100, 2086248200, 4172496400]

約数ペア:

[(1, 4172496400), (2, 2086248200), (4, 1043124100), (5, 834499280), (8, 521562050), (10, 417249640), (16, 260781025), (20, 208624820), (25, 166899856), (40, 104312410), (43, 97034800), (50, 83449928), (80, 52156205), (86, 48517400), (100, 41724964), (172, 24258700), (200, 20862482), (215, 19406960), (344, 12129350), (367, 11369200), (400, 10431241), (430, 9703480), (661, 6312400), (688, 6064675), (734, 5684600), (860, 4851740), (1075, 3881392), (1322, 3156200), (1468, 2842300), (1720, 2425870), (1835, 2273840), (2150, 1940696), (2644, 1578100), (2936, 1421150), (3305, 1262480), (3440, 1212935), (3670, 1136920), (4300, 970348), (5288, 789050), (5872, 710575), (6610, 631240), (7340, 568460), (8600, 485174), (9175, 454768), (10576, 394525), (13220, 315620), (14680, 284230), (15781, 264400), (16525, 252496), (17200, 242587), (18350, 227384), (26440, 157810), (28423, 146800), (29360, 142115), (31562, 132200), (33050, 126248), (36700, 113692), (52880, 78905), (56846, 73400), (63124, 66100)]