20166485025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{30013}}^1$

素因数の和:30091

約数の個数: 72

約数和(自身を含む): 36562334464

約数和(自身を除く): 16395849439

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 255, 289, 425, 465, 527, 775, 867, 1275, 1445, 1581, 2325, 2635, 4335, 7225, 7905, 8959, 13175, 21675, 26877, 30013, 39525, 44795, 90039, 134385, 150065, 223975, 450195, 510221, 671925, 750325, 930403, 1530663, 2250975, 2551105, 2791209, 4652015, 7653315, 8673757, 12755525, 13956045, 15816851, 23260075, 26021271, 38266575, 43368785, 47450553, 69780225, 79084255, 130106355, 216843925, 237252765, 268886467, 395421275, 650531775, 806659401, 1186263825, 1344432335, 4033297005, 6722161675, 20166485025]

約数ペア:

[(1, 20166485025), (3, 6722161675), (5, 4033297005), (15, 1344432335), (17, 1186263825), (25, 806659401), (31, 650531775), (51, 395421275), (75, 268886467), (85, 237252765), (93, 216843925), (155, 130106355), (255, 79084255), (289, 69780225), (425, 47450553), (465, 43368785), (527, 38266575), (775, 26021271), (867, 23260075), (1275, 15816851), (1445, 13956045), (1581, 12755525), (2325, 8673757), (2635, 7653315), (4335, 4652015), (7225, 2791209), (7905, 2551105), (8959, 2250975), (13175, 1530663), (21675, 930403), (26877, 750325), (30013, 671925), (39525, 510221), (44795, 450195), (90039, 223975), (134385, 150065)]