69415820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1087}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 152076288

約数和(自身を除く): 82660468

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 515, 620, 1030, 1087, 2060, 2174, 3193, 4348, 5435, 6386, 10870, 12772, 15965, 21740, 31930, 33697, 63860, 67394, 111961, 134788, 168485, 223922, 336970, 447844, 559805, 673940, 1119610, 2239220, 3470791, 6941582, 13883164, 17353955, 34707910, 69415820]

約数ペア:

[(1, 69415820), (2, 34707910), (4, 17353955), (5, 13883164), (10, 6941582), (20, 3470791), (31, 2239220), (62, 1119610), (103, 673940), (124, 559805), (155, 447844), (206, 336970), (310, 223922), (412, 168485), (515, 134788), (620, 111961), (1030, 67394), (1087, 63860), (2060, 33697), (2174, 31930), (3193, 21740), (4348, 15965), (5435, 12772), (6386, 10870)]