72651290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1789}}^1$

素因数の和:1958

約数の個数: 32

約数和(自身を含む): 136097280

約数和(自身を除く): 63445990

約数列:

[1, 2, 5, 10, 31, 62, 131, 155, 262, 310, 655, 1310, 1789, 3578, 4061, 8122, 8945, 17890, 20305, 40610, 55459, 110918, 234359, 277295, 468718, 554590, 1171795, 2343590, 7265129, 14530258, 36325645, 72651290]

約数ペア:

[(1, 72651290), (2, 36325645), (5, 14530258), (10, 7265129), (31, 2343590), (62, 1171795), (131, 554590), (155, 468718), (262, 277295), (310, 234359), (655, 110918), (1310, 55459), (1789, 40610), (3578, 20305), (4061, 17890), (8122, 8945)]