80639416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70489}}^1$

素因数の和:70519

約数の個数: 32

約数和(自身を含む): 177634800

約数和(自身を除く): 96995384

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 70489, 140978, 281956, 563912, 775379, 916357, 1550758, 1832714, 3101516, 3665428, 6203032, 7330856, 10079927, 20159854, 40319708, 80639416]

約数ペア:

[(1, 80639416), (2, 40319708), (4, 20159854), (8, 10079927), (11, 7330856), (13, 6203032), (22, 3665428), (26, 3101516), (44, 1832714), (52, 1550758), (88, 916357), (104, 775379), (143, 563912), (286, 281956), (572, 140978), (1144, 70489)]