519771850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13109}}^1$

素因数の和:13195

約数の個数: 48

約数和(自身を含む): 1058291640

約数和(自身を除く): 538519790

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 610, 650, 793, 1525, 1586, 3050, 3965, 7930, 13109, 19825, 26218, 39650, 65545, 131090, 170417, 327725, 340834, 655450, 799649, 852085, 1599298, 1704170, 3998245, 4260425, 7996490, 8520850, 10395437, 19991225, 20790874, 39982450, 51977185, 103954370, 259885925, 519771850]

約数ペア:

[(1, 519771850), (2, 259885925), (5, 103954370), (10, 51977185), (13, 39982450), (25, 20790874), (26, 19991225), (50, 10395437), (61, 8520850), (65, 7996490), (122, 4260425), (130, 3998245), (305, 1704170), (325, 1599298), (610, 852085), (650, 799649), (793, 655450), (1525, 340834), (1586, 327725), (3050, 170417), (3965, 131090), (7930, 65545), (13109, 39650), (19825, 26218)]