78887380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27583}}^1$

素因数の和:27616

約数の個数: 48

約数和(自身を含む): 194632704

約数和(自身を除く): 115745324

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 27583, 55166, 110332, 137915, 275830, 303413, 358579, 551660, 606826, 717158, 1213652, 1434316, 1517065, 1792895, 3034130, 3585790, 3944369, 6068260, 7171580, 7888738, 15777476, 19721845, 39443690, 78887380]

約数ペア:

[(1, 78887380), (2, 39443690), (4, 19721845), (5, 15777476), (10, 7888738), (11, 7171580), (13, 6068260), (20, 3944369), (22, 3585790), (26, 3034130), (44, 1792895), (52, 1517065), (55, 1434316), (65, 1213652), (110, 717158), (130, 606826), (143, 551660), (220, 358579), (260, 303413), (286, 275830), (572, 137915), (715, 110332), (1430, 55166), (2860, 27583)]