19221489745925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{4253}}^1\times {\mathrm{48221}}^1$

素因数の和:52670

約数の個数: 48

約数和(自身を含む): 25029921518208

約数和(自身を除く): 5808431772283

約数列:

[1, 5, 23, 25, 115, 163, 575, 815, 3749, 4075, 4253, 18745, 21265, 48221, 93725, 97819, 106325, 241105, 489095, 693239, 1109083, 1205525, 2445475, 3466195, 5545415, 7860023, 15944497, 17330975, 27727075, 39300115, 79722485, 180780529, 196500575, 205083913, 398612425, 903902645, 1025419565, 4519513225, 4716929999, 5127097825, 23584649995, 33428677819, 117923249975, 167143389095, 768859589837, 835716945475, 3844297949185, 19221489745925]

約数ペア:

[(1, 19221489745925), (5, 3844297949185), (23, 835716945475), (25, 768859589837), (115, 167143389095), (163, 117923249975), (575, 33428677819), (815, 23584649995), (3749, 5127097825), (4075, 4716929999), (4253, 4519513225), (18745, 1025419565), (21265, 903902645), (48221, 398612425), (93725, 205083913), (97819, 196500575), (106325, 180780529), (241105, 79722485), (489095, 39300115), (693239, 27727075), (1109083, 17330975), (1205525, 15944497), (2445475, 7860023), (3466195, 5545415)]