78611660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1231}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 172204032

約数和(自身を除く): 93592372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 515, 620, 1030, 1231, 2060, 2462, 3193, 4924, 6155, 6386, 12310, 12772, 15965, 24620, 31930, 38161, 63860, 76322, 126793, 152644, 190805, 253586, 381610, 507172, 633965, 763220, 1267930, 2535860, 3930583, 7861166, 15722332, 19652915, 39305830, 78611660]

約数ペア:

[(1, 78611660), (2, 39305830), (4, 19652915), (5, 15722332), (10, 7861166), (20, 3930583), (31, 2535860), (62, 1267930), (103, 763220), (124, 633965), (155, 507172), (206, 381610), (310, 253586), (412, 190805), (515, 152644), (620, 126793), (1030, 76322), (1231, 63860), (2060, 38161), (2462, 31930), (3193, 24620), (4924, 15965), (6155, 12772), (6386, 12310)]