72144475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1597}}^1$

素因数の和:1759

約数の個数: 24

約数和(自身を含む): 97094480

約数和(自身を除く): 24950005

約数列:

[1, 5, 13, 25, 65, 139, 325, 695, 1597, 1807, 3475, 7985, 9035, 20761, 39925, 45175, 103805, 221983, 519025, 1109915, 2885779, 5549575, 14428895, 72144475]

約数ペア:

[(1, 72144475), (5, 14428895), (13, 5549575), (25, 2885779), (65, 1109915), (139, 519025), (325, 221983), (695, 103805), (1597, 45175), (1807, 39925), (3475, 20761), (7985, 9035)]