70920980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6653}}^1$

素因数の和:6716

約数の個数: 48

約数和(自身を含む): 164327184

約数和(自身を除く): 93406204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 6653, 10660, 13306, 26612, 33265, 66530, 86489, 133060, 172978, 272773, 345956, 432445, 545546, 864890, 1091092, 1363865, 1729780, 2727730, 3546049, 5455460, 7092098, 14184196, 17730245, 35460490, 70920980]

約数ペア:

[(1, 70920980), (2, 35460490), (4, 17730245), (5, 14184196), (10, 7092098), (13, 5455460), (20, 3546049), (26, 2727730), (41, 1729780), (52, 1363865), (65, 1091092), (82, 864890), (130, 545546), (164, 432445), (205, 345956), (260, 272773), (410, 172978), (533, 133060), (820, 86489), (1066, 66530), (2132, 33265), (2665, 26612), (5330, 13306), (6653, 10660)]