808450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 48

約数和(自身を含む): 1696320

約数和(自身を除く): 887870

約数列:

[1, 2, 5, 10, 19, 23, 25, 37, 38, 46, 50, 74, 95, 115, 185, 190, 230, 370, 437, 475, 575, 703, 851, 874, 925, 950, 1150, 1406, 1702, 1850, 2185, 3515, 4255, 4370, 7030, 8510, 10925, 16169, 17575, 21275, 21850, 32338, 35150, 42550, 80845, 161690, 404225, 808450]

約数ペア:

[(1, 808450), (2, 404225), (5, 161690), (10, 80845), (19, 42550), (23, 35150), (25, 32338), (37, 21850), (38, 21275), (46, 17575), (50, 16169), (74, 10925), (95, 8510), (115, 7030), (185, 4370), (190, 4255), (230, 3515), (370, 2185), (437, 1850), (475, 1702), (575, 1406), (703, 1150), (851, 950), (874, 925)]