71396180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 153570816

約数和(自身を除く): 82174636

約数列:

[1, 2, 4, 5, 10, 20, 71, 137, 142, 274, 284, 355, 367, 548, 685, 710, 734, 1370, 1420, 1468, 1835, 2740, 3670, 7340, 9727, 19454, 26057, 38908, 48635, 50279, 52114, 97270, 100558, 104228, 130285, 194540, 201116, 251395, 260570, 502790, 521140, 1005580, 3569809, 7139618, 14279236, 17849045, 35698090, 71396180]

約数ペア:

[(1, 71396180), (2, 35698090), (4, 17849045), (5, 14279236), (10, 7139618), (20, 3569809), (71, 1005580), (137, 521140), (142, 502790), (274, 260570), (284, 251395), (355, 201116), (367, 194540), (548, 130285), (685, 104228), (710, 100558), (734, 97270), (1370, 52114), (1420, 50279), (1468, 48635), (1835, 38908), (2740, 26057), (3670, 19454), (7340, 9727)]