156748910

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{4903}}^1$

素因数の和:5072

約数の個数: 32

約数和(自身を含む): 296593920

約数和(自身を除く): 139845010

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 695, 1390, 3197, 4903, 6394, 9806, 15985, 24515, 31970, 49030, 112769, 225538, 563845, 681517, 1127690, 1363034, 3407585, 6815170, 15674891, 31349782, 78374455, 156748910]

約数ペア:

[(1, 156748910), (2, 78374455), (5, 31349782), (10, 15674891), (23, 6815170), (46, 3407585), (115, 1363034), (139, 1127690), (230, 681517), (278, 563845), (695, 225538), (1390, 112769), (3197, 49030), (4903, 31970), (6394, 24515), (9806, 15985)]