260871385

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 334886400

約数和(自身を除く): 74015015

約数列:

[1, 5, 29, 47, 101, 145, 235, 379, 505, 1363, 1895, 2929, 4747, 6815, 10991, 14645, 17813, 23735, 38279, 54955, 89065, 137663, 191395, 516577, 688315, 1110091, 1799113, 2582885, 5550455, 8995565, 52174277, 260871385]

約数ペア:

[(1, 260871385), (5, 52174277), (29, 8995565), (47, 5550455), (101, 2582885), (145, 1799113), (235, 1110091), (379, 688315), (505, 516577), (1363, 191395), (1895, 137663), (2929, 89065), (4747, 54955), (6815, 38279), (10991, 23735), (14645, 17813)]