80385680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34649}}^1$

素因数の和:34691

約数の個数: 40

約数和(自身を含む): 193347000

約数和(自身を除く): 112961320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 34649, 69298, 138596, 173245, 277192, 346490, 554384, 692980, 1004821, 1385960, 2009642, 2771920, 4019284, 5024105, 8038568, 10048210, 16077136, 20096420, 40192840, 80385680]

約数ペア:

[(1, 80385680), (2, 40192840), (4, 20096420), (5, 16077136), (8, 10048210), (10, 8038568), (16, 5024105), (20, 4019284), (29, 2771920), (40, 2009642), (58, 1385960), (80, 1004821), (116, 692980), (145, 554384), (232, 346490), (290, 277192), (464, 173245), (580, 138596), (1160, 69298), (2320, 34649)]