269173580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{60899}}^1$

素因数の和:60938

約数の個数: 48

約数和(自身を含む): 644565600

約数和(自身を除く): 375392020

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 60899, 121798, 243596, 304495, 608990, 791687, 1035283, 1217980, 1583374, 2070566, 3166748, 3958435, 4141132, 5176415, 7916870, 10352830, 13458679, 15833740, 20705660, 26917358, 53834716, 67293395, 134586790, 269173580]

約数ペア:

[(1, 269173580), (2, 134586790), (4, 67293395), (5, 53834716), (10, 26917358), (13, 20705660), (17, 15833740), (20, 13458679), (26, 10352830), (34, 7916870), (52, 5176415), (65, 4141132), (68, 3958435), (85, 3166748), (130, 2070566), (170, 1583374), (221, 1217980), (260, 1035283), (340, 791687), (442, 608990), (884, 304495), (1105, 243596), (2210, 121798), (4420, 60899)]