187149170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{46439}}^1$

素因数の和:46490

約数の個数: 32

約数和(自身を含む): 374492160

約数和(自身を除く): 187342990

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 46439, 92878, 232195, 464390, 603707, 1207414, 1439609, 2879218, 3018535, 6037070, 7198045, 14396090, 18714917, 37429834, 93574585, 187149170]

約数ペア:

[(1, 187149170), (2, 93574585), (5, 37429834), (10, 18714917), (13, 14396090), (26, 7198045), (31, 6037070), (62, 3018535), (65, 2879218), (130, 1439609), (155, 1207414), (310, 603707), (403, 464390), (806, 232195), (2015, 92878), (4030, 46439)]