67428320

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3217}}^1$

素因数の和:3363

約数の個数: 48

約数和(自身を含む): 160565328

約数和(自身を除く): 93137008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 3217, 4192, 5240, 6434, 10480, 12868, 16085, 20960, 25736, 32170, 51472, 64340, 102944, 128680, 257360, 421427, 514720, 842854, 1685708, 2107135, 3371416, 4214270, 6742832, 8428540, 13485664, 16857080, 33714160, 67428320]

約数ペア:

[(1, 67428320), (2, 33714160), (4, 16857080), (5, 13485664), (8, 8428540), (10, 6742832), (16, 4214270), (20, 3371416), (32, 2107135), (40, 1685708), (80, 842854), (131, 514720), (160, 421427), (262, 257360), (524, 128680), (655, 102944), (1048, 64340), (1310, 51472), (2096, 32170), (2620, 25736), (3217, 20960), (4192, 16085), (5240, 12868), (6434, 10480)]