71407830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{661}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 185508288

約数和(自身を除く): 114100458

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 277, 390, 554, 661, 831, 1322, 1385, 1662, 1983, 2770, 3305, 3601, 3966, 4155, 6610, 7202, 8310, 8593, 9915, 10803, 17186, 18005, 19830, 21606, 25779, 36010, 42965, 51558, 54015, 85930, 108030, 128895, 183097, 257790, 366194, 549291, 915485, 1098582, 1830970, 2380261, 2746455, 4760522, 5492910, 7140783, 11901305, 14281566, 23802610, 35703915, 71407830]

約数ペア:

[(1, 71407830), (2, 35703915), (3, 23802610), (5, 14281566), (6, 11901305), (10, 7140783), (13, 5492910), (15, 4760522), (26, 2746455), (30, 2380261), (39, 1830970), (65, 1098582), (78, 915485), (130, 549291), (195, 366194), (277, 257790), (390, 183097), (554, 128895), (661, 108030), (831, 85930), (1322, 54015), (1385, 51558), (1662, 42965), (1983, 36010), (2770, 25779), (3305, 21606), (3601, 19830), (3966, 18005), (4155, 17186), (6610, 10803), (7202, 9915), (8310, 8593)]