165986090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{28181}}^1$

素因数の和:28238

約数の個数: 32

約数和(自身を含む): 324656640

約数和(自身を除く): 158670550

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 28181, 56362, 140905, 281810, 535439, 873611, 1070878, 1747222, 2677195, 4368055, 5354390, 8736110, 16598609, 33197218, 82993045, 165986090]

約数ペア:

[(1, 165986090), (2, 82993045), (5, 33197218), (10, 16598609), (19, 8736110), (31, 5354390), (38, 4368055), (62, 2677195), (95, 1747222), (155, 1070878), (190, 873611), (310, 535439), (589, 281810), (1178, 140905), (2945, 56362), (5890, 28181)]