351325130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{3911}}^1$

素因数の和:4622

約数の個数: 32

約数和(自身を含む): 682190208

約数和(自身を除く): 330865078

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 691, 1382, 3455, 3911, 6910, 7822, 8983, 17966, 19555, 39110, 44915, 50843, 89830, 101686, 254215, 508430, 2702501, 5405002, 13512505, 27025010, 35132513, 70265026, 175662565, 351325130]

約数ペア:

[(1, 351325130), (2, 175662565), (5, 70265026), (10, 35132513), (13, 27025010), (26, 13512505), (65, 5405002), (130, 2702501), (691, 508430), (1382, 254215), (3455, 101686), (3911, 89830), (6910, 50843), (7822, 44915), (8983, 39110), (17966, 19555)]