205736210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 396346824

約数和(自身を除く): 190610614

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 257, 277, 289, 514, 554, 578, 1285, 1385, 1445, 2570, 2770, 2890, 4369, 4709, 8738, 9418, 21845, 23545, 43690, 47090, 71189, 74273, 80053, 142378, 148546, 160106, 355945, 371365, 400265, 711890, 742730, 800530, 1210213, 2420426, 6051065, 12102130, 20573621, 41147242, 102868105, 205736210]

約数ペア:

[(1, 205736210), (2, 102868105), (5, 41147242), (10, 20573621), (17, 12102130), (34, 6051065), (85, 2420426), (170, 1210213), (257, 800530), (277, 742730), (289, 711890), (514, 400265), (554, 371365), (578, 355945), (1285, 160106), (1385, 148546), (1445, 142378), (2570, 80053), (2770, 74273), (2890, 71189), (4369, 47090), (4709, 43690), (8738, 23545), (9418, 21845)]