71301880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137119}}^1$

素因数の和:137143

約数の個数: 32

約数和(自身を含む): 172771200

約数和(自身を除く): 101469320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 137119, 274238, 548476, 685595, 1096952, 1371190, 1782547, 2742380, 3565094, 5484760, 7130188, 8912735, 14260376, 17825470, 35650940, 71301880]

約数ペア:

[(1, 71301880), (2, 35650940), (4, 17825470), (5, 14260376), (8, 8912735), (10, 7130188), (13, 5484760), (20, 3565094), (26, 2742380), (40, 1782547), (52, 1371190), (65, 1096952), (104, 685595), (130, 548476), (260, 274238), (520, 137119)]