263872078760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{160897609}}^1$

素因数の和:160897661

約数の個数: 32

約数和(自身を含む): 608192965800

約数和(自身を除く): 344320887040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 160897609, 321795218, 643590436, 804488045, 1287180872, 1608976090, 3217952180, 6435904360, 6596801969, 13193603938, 26387207876, 32984009845, 52774415752, 65968019690, 131936039380, 263872078760]

約数ペア:

[(1, 263872078760), (2, 131936039380), (4, 65968019690), (5, 52774415752), (8, 32984009845), (10, 26387207876), (20, 13193603938), (40, 6596801969), (41, 6435904360), (82, 3217952180), (164, 1608976090), (205, 1287180872), (328, 804488045), (410, 643590436), (820, 321795218), (1640, 160897609)]