30858375

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 55710720

約数和(自身を除く): 24852345

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 71, 75, 95, 125, 183, 213, 285, 305, 355, 375, 475, 915, 1065, 1159, 1349, 1425, 1525, 1775, 2375, 3477, 4047, 4331, 4575, 5325, 5795, 6745, 7125, 7625, 8875, 12993, 17385, 20235, 21655, 22875, 26625, 28975, 33725, 64965, 82289, 86925, 101175, 108275, 144875, 168625, 246867, 324825, 411445, 434625, 505875, 541375, 1234335, 1624125, 2057225, 6171675, 10286125, 30858375]

約数ペア:

[(1, 30858375), (3, 10286125), (5, 6171675), (15, 2057225), (19, 1624125), (25, 1234335), (57, 541375), (61, 505875), (71, 434625), (75, 411445), (95, 324825), (125, 246867), (183, 168625), (213, 144875), (285, 108275), (305, 101175), (355, 86925), (375, 82289), (475, 64965), (915, 33725), (1065, 28975), (1159, 26625), (1349, 22875), (1425, 21655), (1525, 20235), (1775, 17385), (2375, 12993), (3477, 8875), (4047, 7625), (4331, 7125), (4575, 6745), (5325, 5795)]