71894680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12569}}^1$

素因数の和:12604

約数の個数: 64

約数和(自身を含む): 190058400

約数和(自身を除く): 118163720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 12569, 25138, 50276, 62845, 100552, 125690, 138259, 163397, 251380, 276518, 326794, 502760, 553036, 653588, 691295, 816985, 1106072, 1307176, 1382590, 1633970, 1797367, 2765180, 3267940, 3594734, 5530360, 6535880, 7189468, 8986835, 14378936, 17973670, 35947340, 71894680]

約数ペア:

[(1, 71894680), (2, 35947340), (4, 17973670), (5, 14378936), (8, 8986835), (10, 7189468), (11, 6535880), (13, 5530360), (20, 3594734), (22, 3267940), (26, 2765180), (40, 1797367), (44, 1633970), (52, 1382590), (55, 1307176), (65, 1106072), (88, 816985), (104, 691295), (110, 653588), (130, 553036), (143, 502760), (220, 326794), (260, 276518), (286, 251380), (440, 163397), (520, 138259), (572, 125690), (715, 100552), (1144, 62845), (1430, 50276), (2860, 25138), (5720, 12569)]