80873528

素因数分解:

$2^3\times {\mathrm{101}}^2\times {\mathrm{991}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 153308640

約数和(自身を除く): 72435112

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 991, 1982, 3964, 7928, 10201, 20402, 40804, 81608, 100091, 200182, 400364, 800728, 10109191, 20218382, 40436764, 80873528]

約数ペア:

[(1, 80873528), (2, 40436764), (4, 20218382), (8, 10109191), (101, 800728), (202, 400364), (404, 200182), (808, 100091), (991, 81608), (1982, 40804), (3964, 20402), (7928, 10201)]