164515875

素因数分解:

$3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 286820352

約数和(自身を除く): 122304477

約数列:

[1, 3, 5, 15, 25, 37, 71, 75, 111, 125, 167, 185, 213, 355, 375, 501, 555, 835, 925, 1065, 1775, 2505, 2627, 2775, 4175, 4625, 5325, 6179, 7881, 8875, 11857, 12525, 13135, 13875, 18537, 20875, 26625, 30895, 35571, 39405, 59285, 62625, 65675, 92685, 154475, 177855, 197025, 296425, 328375, 438709, 463425, 772375, 889275, 985125, 1316127, 1482125, 2193545, 2317125, 4446375, 6580635, 10967725, 32903175, 54838625, 164515875]

約数ペア:

[(1, 164515875), (3, 54838625), (5, 32903175), (15, 10967725), (25, 6580635), (37, 4446375), (71, 2317125), (75, 2193545), (111, 1482125), (125, 1316127), (167, 985125), (185, 889275), (213, 772375), (355, 463425), (375, 438709), (501, 328375), (555, 296425), (835, 197025), (925, 177855), (1065, 154475), (1775, 92685), (2505, 65675), (2627, 62625), (2775, 59285), (4175, 39405), (4625, 35571), (5325, 30895), (6179, 26625), (7881, 20875), (8875, 18537), (11857, 13875), (12525, 13135)]