12980525065

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{21803}}^1$

素因数の和:22029

約数の個数: 32

約数和(自身を含む): 16879435776

約数和(自身を除く): 3898910711

約数列:

[1, 5, 23, 31, 115, 155, 167, 713, 835, 3565, 3841, 5177, 19205, 21803, 25885, 109015, 119071, 501469, 595355, 675893, 2507345, 3379465, 3641101, 15545539, 18205505, 77727695, 83745323, 112874131, 418726615, 564370655, 2596105013, 12980525065]

約数ペア:

[(1, 12980525065), (5, 2596105013), (23, 564370655), (31, 418726615), (115, 112874131), (155, 83745323), (167, 77727695), (713, 18205505), (835, 15545539), (3565, 3641101), (3841, 3379465), (5177, 2507345), (19205, 675893), (21803, 595355), (25885, 501469), (109015, 119071)]