156977672420

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1621}}^1\times {\mathrm{8693}}^1$

素因数の和:10880

約数の個数: 48

約数和(自身を含む): 330486691248

約数和(自身を除く): 173509018828

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 1621, 2228, 2785, 3242, 5570, 6484, 8105, 8693, 11140, 16210, 17386, 32420, 34772, 43465, 86930, 173860, 902897, 1805794, 3611588, 4514485, 4842001, 9028970, 9684002, 14091353, 18057940, 19368004, 24210005, 28182706, 48420010, 56365412, 70456765, 96840020, 140913530, 281827060, 7848883621, 15697767242, 31395534484, 39244418105, 78488836210, 156977672420]

約数ペア:

[(1, 156977672420), (2, 78488836210), (4, 39244418105), (5, 31395534484), (10, 15697767242), (20, 7848883621), (557, 281827060), (1114, 140913530), (1621, 96840020), (2228, 70456765), (2785, 56365412), (3242, 48420010), (5570, 28182706), (6484, 24210005), (8105, 19368004), (8693, 18057940), (11140, 14091353), (16210, 9684002), (17386, 9028970), (32420, 4842001), (34772, 4514485), (43465, 3611588), (86930, 1805794), (173860, 902897)]