127799750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{39323}}^1$

素因数の和:39353

約数の個数: 32

約数和(自身を含む): 257650848

約数和(自身を除く): 129851098

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 39323, 78646, 196615, 393230, 511199, 983075, 1022398, 1966150, 2555995, 4915375, 5111990, 9830750, 12779975, 25559950, 63899875, 127799750]

約数ペア:

[(1, 127799750), (2, 63899875), (5, 25559950), (10, 12779975), (13, 9830750), (25, 5111990), (26, 4915375), (50, 2555995), (65, 1966150), (125, 1022398), (130, 983075), (250, 511199), (325, 393230), (650, 196615), (1625, 78646), (3250, 39323)]