131749040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{86677}}^1$

素因数の和:86709

約数の個数: 40

約数和(自身を含む): 322442160

約数和(自身を除く): 190693120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 86677, 173354, 346708, 433385, 693416, 866770, 1386832, 1646863, 1733540, 3293726, 3467080, 6587452, 6934160, 8234315, 13174904, 16468630, 26349808, 32937260, 65874520, 131749040]

約数ペア:

[(1, 131749040), (2, 65874520), (4, 32937260), (5, 26349808), (8, 16468630), (10, 13174904), (16, 8234315), (19, 6934160), (20, 6587452), (38, 3467080), (40, 3293726), (76, 1733540), (80, 1646863), (95, 1386832), (152, 866770), (190, 693416), (304, 433385), (380, 346708), (760, 173354), (1520, 86677)]