82898540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 178536960

約数和(自身を除く): 95638420

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 163, 236, 295, 326, 431, 590, 652, 815, 862, 1180, 1630, 1724, 2155, 3260, 4310, 8620, 9617, 19234, 25429, 38468, 48085, 50858, 70253, 96170, 101716, 127145, 140506, 192340, 254290, 281012, 351265, 508580, 702530, 1405060, 4144927, 8289854, 16579708, 20724635, 41449270, 82898540]

約数ペア:

[(1, 82898540), (2, 41449270), (4, 20724635), (5, 16579708), (10, 8289854), (20, 4144927), (59, 1405060), (118, 702530), (163, 508580), (236, 351265), (295, 281012), (326, 254290), (431, 192340), (590, 140506), (652, 127145), (815, 101716), (862, 96170), (1180, 70253), (1630, 50858), (1724, 48085), (2155, 38468), (3260, 25429), (4310, 19234), (8620, 9617)]