25197840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:541

約数の個数: 120

約数和(自身を含む): 85887360

約数和(自身を除く): 60689520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 443, 474, 632, 711, 720, 790, 886, 948, 1185, 1264, 1329, 1422, 1580, 1772, 1896, 2215, 2370, 2658, 2844, 3160, 3544, 3555, 3792, 3987, 4430, 4740, 5316, 5688, 6320, 6645, 7088, 7110, 7974, 8860, 9480, 10632, 11376, 13290, 14220, 15948, 17720, 18960, 19935, 21264, 26580, 28440, 31896, 34997, 35440, 39870, 53160, 56880, 63792, 69994, 79740, 104991, 106320, 139988, 159480, 174985, 209982, 279976, 314973, 318960, 349970, 419964, 524955, 559952, 629946, 699940, 839928, 1049910, 1259892, 1399880, 1574865, 1679856, 2099820, 2519784, 2799760, 3149730, 4199640, 5039568, 6299460, 8399280, 12598920, 25197840]

約数ペア:

[(1, 25197840), (2, 12598920), (3, 8399280), (4, 6299460), (5, 5039568), (6, 4199640), (8, 3149730), (9, 2799760), (10, 2519784), (12, 2099820), (15, 1679856), (16, 1574865), (18, 1399880), (20, 1259892), (24, 1049910), (30, 839928), (36, 699940), (40, 629946), (45, 559952), (48, 524955), (60, 419964), (72, 349970), (79, 318960), (80, 314973), (90, 279976), (120, 209982), (144, 174985), (158, 159480), (180, 139988), (237, 106320), (240, 104991), (316, 79740), (360, 69994), (395, 63792), (443, 56880), (474, 53160), (632, 39870), (711, 35440), (720, 34997), (790, 31896), (886, 28440), (948, 26580), (1185, 21264), (1264, 19935), (1329, 18960), (1422, 17720), (1580, 15948), (1772, 14220), (1896, 13290), (2215, 11376), (2370, 10632), (2658, 9480), (2844, 8860), (3160, 7974), (3544, 7110), (3555, 7088), (3792, 6645), (3987, 6320), (4430, 5688), (4740, 5316)]