25657804520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1237}}^1\times {\mathrm{17881}}^1$

素因数の和:19158

約数の個数: 64

約数和(自身を含む): 59772373200

約数和(自身を除く): 34114568680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1237, 2474, 4948, 6185, 9896, 12370, 17881, 24740, 35762, 35873, 49480, 71524, 71746, 89405, 143048, 143492, 178810, 179365, 286984, 357620, 358730, 518549, 715240, 717460, 1037098, 1434920, 2074196, 2592745, 4148392, 5185490, 10370980, 20741960, 22118797, 44237594, 88475188, 110593985, 176950376, 221187970, 442375940, 641445113, 884751880, 1282890226, 2565780452, 3207225565, 5131560904, 6414451130, 12828902260, 25657804520]

約数ペア:

[(1, 25657804520), (2, 12828902260), (4, 6414451130), (5, 5131560904), (8, 3207225565), (10, 2565780452), (20, 1282890226), (29, 884751880), (40, 641445113), (58, 442375940), (116, 221187970), (145, 176950376), (232, 110593985), (290, 88475188), (580, 44237594), (1160, 22118797), (1237, 20741960), (2474, 10370980), (4948, 5185490), (6185, 4148392), (9896, 2592745), (12370, 2074196), (17881, 1434920), (24740, 1037098), (35762, 717460), (35873, 715240), (49480, 518549), (71524, 358730), (71746, 357620), (89405, 286984), (143048, 179365), (143492, 178810)]