1022791250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:705

約数の個数: 80

約数和(自身を含む): 2086600824

約数和(自身を除く): 1063809574

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 113, 125, 130, 226, 250, 325, 557, 565, 625, 650, 1114, 1130, 1250, 1469, 1625, 2785, 2825, 2938, 3250, 5570, 5650, 7241, 7345, 8125, 13925, 14125, 14482, 14690, 16250, 27850, 28250, 36205, 36725, 62941, 69625, 70625, 72410, 73450, 125882, 139250, 141250, 181025, 183625, 314705, 348125, 362050, 367250, 629410, 696250, 818233, 905125, 918125, 1573525, 1636466, 1810250, 1836250, 3147050, 4091165, 4525625, 7867625, 8182330, 9051250, 15735250, 20455825, 39338125, 40911650, 78676250, 102279125, 204558250, 511395625, 1022791250]

約数ペア:

[(1, 1022791250), (2, 511395625), (5, 204558250), (10, 102279125), (13, 78676250), (25, 40911650), (26, 39338125), (50, 20455825), (65, 15735250), (113, 9051250), (125, 8182330), (130, 7867625), (226, 4525625), (250, 4091165), (325, 3147050), (557, 1836250), (565, 1810250), (625, 1636466), (650, 1573525), (1114, 918125), (1130, 905125), (1250, 818233), (1469, 696250), (1625, 629410), (2785, 367250), (2825, 362050), (2938, 348125), (3250, 314705), (5570, 183625), (5650, 181025), (7241, 141250), (7345, 139250), (8125, 125882), (13925, 73450), (14125, 72410), (14482, 70625), (14690, 69625), (16250, 62941), (27850, 36725), (28250, 36205)]