156748930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{5407}}^1$

素因数の和:5650

約数の個数: 32

約数和(自身を含む): 305270784

約数和(自身を除く): 148521854

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2230, 2899, 5407, 5798, 10814, 14495, 27035, 28990, 54070, 70291, 140582, 351455, 702910, 1205761, 2411522, 6028805, 12057610, 15674893, 31349786, 78374465, 156748930]

約数ペア:

[(1, 156748930), (2, 78374465), (5, 31349786), (10, 15674893), (13, 12057610), (26, 6028805), (65, 2411522), (130, 1205761), (223, 702910), (446, 351455), (1115, 140582), (2230, 70291), (2899, 54070), (5407, 28990), (5798, 27035), (10814, 14495)]