78449120

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4339}}^1$

素因数の和:4467

約数の個数: 48

約数和(自身を含む): 187019280

約数和(自身を除く): 108570160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 4339, 4520, 8678, 9040, 17356, 18080, 21695, 34712, 43390, 69424, 86780, 138848, 173560, 347120, 490307, 694240, 980614, 1961228, 2451535, 3922456, 4903070, 7844912, 9806140, 15689824, 19612280, 39224560, 78449120]

約数ペア:

[(1, 78449120), (2, 39224560), (4, 19612280), (5, 15689824), (8, 9806140), (10, 7844912), (16, 4903070), (20, 3922456), (32, 2451535), (40, 1961228), (80, 980614), (113, 694240), (160, 490307), (226, 347120), (452, 173560), (565, 138848), (904, 86780), (1130, 69424), (1808, 43390), (2260, 34712), (3616, 21695), (4339, 18080), (4520, 17356), (8678, 9040)]