650828960

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{31051}}^1$

素因数の和:31197

約数の個数: 48

約数和(自身を含む): 1549370592

約数和(自身を除く): 898541632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 10480, 20960, 31051, 62102, 124204, 155255, 248408, 310510, 496816, 621020, 993632, 1242040, 2484080, 4067681, 4968160, 8135362, 16270724, 20338405, 32541448, 40676810, 65082896, 81353620, 130165792, 162707240, 325414480, 650828960]

約数ペア:

[(1, 650828960), (2, 325414480), (4, 162707240), (5, 130165792), (8, 81353620), (10, 65082896), (16, 40676810), (20, 32541448), (32, 20338405), (40, 16270724), (80, 8135362), (131, 4968160), (160, 4067681), (262, 2484080), (524, 1242040), (655, 993632), (1048, 621020), (1310, 496816), (2096, 310510), (2620, 248408), (4192, 155255), (5240, 124204), (10480, 62102), (20960, 31051)]