131401140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{168463}}^1$

素因数の和:168488

約数の個数: 48

約数和(自身を含む): 396227328

約数和(自身を除く): 264826188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 168463, 336926, 505389, 673852, 842315, 1010778, 1684630, 2021556, 2190019, 2526945, 3369260, 4380038, 5053890, 6570057, 8760076, 10107780, 10950095, 13140114, 21900190, 26280228, 32850285, 43800380, 65700570, 131401140]

約数ペア:

[(1, 131401140), (2, 65700570), (3, 43800380), (4, 32850285), (5, 26280228), (6, 21900190), (10, 13140114), (12, 10950095), (13, 10107780), (15, 8760076), (20, 6570057), (26, 5053890), (30, 4380038), (39, 3369260), (52, 2526945), (60, 2190019), (65, 2021556), (78, 1684630), (130, 1010778), (156, 842315), (195, 673852), (260, 505389), (390, 336926), (780, 168463)]