4282143125

素因数分解:

$5^4\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:688

約数の個数: 60

約数和(自身を含む): 5886140832

約数和(自身を除く): 1603997707

約数列:

[1, 5, 13, 25, 65, 71, 125, 169, 325, 355, 571, 625, 845, 923, 1625, 1775, 2855, 4225, 4615, 7423, 8125, 8875, 11999, 14275, 21125, 23075, 37115, 40541, 44375, 59995, 71375, 96499, 105625, 115375, 185575, 202705, 299975, 356875, 482495, 527033, 576875, 927875, 1013525, 1499875, 2412475, 2635165, 4639375, 5067625, 6851429, 7499375, 12062375, 13175825, 25338125, 34257145, 60311875, 65879125, 171285725, 329395625, 856428625, 4282143125]

約数ペア:

[(1, 4282143125), (5, 856428625), (13, 329395625), (25, 171285725), (65, 65879125), (71, 60311875), (125, 34257145), (169, 25338125), (325, 13175825), (355, 12062375), (571, 7499375), (625, 6851429), (845, 5067625), (923, 4639375), (1625, 2635165), (1775, 2412475), (2855, 1499875), (4225, 1013525), (4615, 927875), (7423, 576875), (8125, 527033), (8875, 482495), (11999, 356875), (14275, 299975), (21125, 202705), (23075, 185575), (37115, 115375), (40541, 105625), (44375, 96499), (59995, 71375)]