25078970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 55420416

約数和(自身を除く): 30341446

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 161, 185, 230, 259, 322, 370, 421, 518, 805, 842, 851, 1295, 1610, 1702, 2105, 2590, 2947, 4210, 4255, 5894, 5957, 8510, 9683, 11914, 14735, 15577, 19366, 29470, 29785, 31154, 48415, 59570, 67781, 77885, 96830, 109039, 135562, 155770, 218078, 338905, 358271, 545195, 677810, 716542, 1090390, 1791355, 2507897, 3582710, 5015794, 12539485, 25078970]

約数ペア:

[(1, 25078970), (2, 12539485), (5, 5015794), (7, 3582710), (10, 2507897), (14, 1791355), (23, 1090390), (35, 716542), (37, 677810), (46, 545195), (70, 358271), (74, 338905), (115, 218078), (161, 155770), (185, 135562), (230, 109039), (259, 96830), (322, 77885), (370, 67781), (421, 59570), (518, 48415), (805, 31154), (842, 29785), (851, 29470), (1295, 19366), (1610, 15577), (1702, 14735), (2105, 11914), (2590, 9683), (2947, 8510), (4210, 5957), (4255, 5894)]