72744470

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3533}}^1$

素因数の和:3640

約数の個数: 32

約数和(自身を含む): 137401920

約数和(自身を除く): 64657450

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 2059, 3533, 4118, 7066, 10295, 17665, 20590, 35330, 102457, 204914, 250843, 501686, 512285, 1024570, 1254215, 2508430, 7274447, 14548894, 36372235, 72744470]

約数ペア:

[(1, 72744470), (2, 36372235), (5, 14548894), (10, 7274447), (29, 2508430), (58, 1254215), (71, 1024570), (142, 512285), (145, 501686), (290, 250843), (355, 204914), (710, 102457), (2059, 35330), (3533, 20590), (4118, 17665), (7066, 10295)]