72741025

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 109992960

約数和(自身を除く): 37251935

約数列:

[1, 5, 7, 19, 25, 35, 95, 131, 133, 167, 175, 475, 655, 665, 835, 917, 1169, 2489, 3173, 3275, 3325, 4175, 4585, 5845, 12445, 15865, 17423, 21877, 22211, 22925, 29225, 62225, 79325, 87115, 109385, 111055, 153139, 415663, 435575, 546925, 555275, 765695, 2078315, 2909641, 3828475, 10391575, 14548205, 72741025]

約数ペア:

[(1, 72741025), (5, 14548205), (7, 10391575), (19, 3828475), (25, 2909641), (35, 2078315), (95, 765695), (131, 555275), (133, 546925), (167, 435575), (175, 415663), (475, 153139), (655, 111055), (665, 109385), (835, 87115), (917, 79325), (1169, 62225), (2489, 29225), (3173, 22925), (3275, 22211), (3325, 21877), (4175, 17423), (4585, 15865), (5845, 12445)]