72320925

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 126866880

約数和(自身を除く): 54545955

約数列:

[1, 3, 5, 15, 25, 29, 41, 75, 87, 123, 145, 205, 435, 615, 725, 811, 1025, 1189, 2175, 2433, 3075, 3567, 4055, 5945, 12165, 17835, 20275, 23519, 29725, 33251, 60825, 70557, 89175, 99753, 117595, 166255, 352785, 498765, 587975, 831275, 964279, 1763925, 2493825, 2892837, 4821395, 14464185, 24106975, 72320925]

約数ペア:

[(1, 72320925), (3, 24106975), (5, 14464185), (15, 4821395), (25, 2892837), (29, 2493825), (41, 1763925), (75, 964279), (87, 831275), (123, 587975), (145, 498765), (205, 352785), (435, 166255), (615, 117595), (725, 99753), (811, 89175), (1025, 70557), (1189, 60825), (2175, 33251), (2433, 29725), (3075, 23519), (3567, 20275), (4055, 17835), (5945, 12165)]