71850250

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 141852672

約数和(自身を除く): 70002422

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 73, 125, 127, 146, 155, 250, 254, 310, 365, 635, 730, 775, 1270, 1550, 1825, 2263, 3175, 3650, 3875, 3937, 4526, 6350, 7750, 7874, 9125, 9271, 11315, 15875, 18250, 18542, 19685, 22630, 31750, 39370, 46355, 56575, 92710, 98425, 113150, 196850, 231775, 282875, 287401, 463550, 492125, 565750, 574802, 984250, 1158875, 1437005, 2317750, 2874010, 7185025, 14370050, 35925125, 71850250]

約数ペア:

[(1, 71850250), (2, 35925125), (5, 14370050), (10, 7185025), (25, 2874010), (31, 2317750), (50, 1437005), (62, 1158875), (73, 984250), (125, 574802), (127, 565750), (146, 492125), (155, 463550), (250, 287401), (254, 282875), (310, 231775), (365, 196850), (635, 113150), (730, 98425), (775, 92710), (1270, 56575), (1550, 46355), (1825, 39370), (2263, 31750), (3175, 22630), (3650, 19685), (3875, 18542), (3937, 18250), (4526, 15875), (6350, 11315), (7750, 9271), (7874, 9125)]