68578390

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{2539}}^1$

素因数の和:2656

約数の個数: 32

約数和(自身を含む): 128564640

約数和(自身を除く): 59986250

約数列:

[1, 2, 5, 10, 37, 73, 74, 146, 185, 365, 370, 730, 2539, 2701, 5078, 5402, 12695, 13505, 25390, 27010, 93943, 185347, 187886, 370694, 469715, 926735, 939430, 1853470, 6857839, 13715678, 34289195, 68578390]

約数ペア:

[(1, 68578390), (2, 34289195), (5, 13715678), (10, 6857839), (37, 1853470), (73, 939430), (74, 926735), (146, 469715), (185, 370694), (365, 187886), (370, 185347), (730, 93943), (2539, 27010), (2701, 25390), (5078, 13505), (5402, 12695)]