131281040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149183}}^1$

素因数の和:149207

約数の個数: 40

約数和(自身を含む): 332978688

約数和(自身を除く): 201697648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 149183, 298366, 596732, 745915, 1193464, 1491830, 1641013, 2386928, 2983660, 3282026, 5967320, 6564052, 8205065, 11934640, 13128104, 16410130, 26256208, 32820260, 65640520, 131281040]

約数ペア:

[(1, 131281040), (2, 65640520), (4, 32820260), (5, 26256208), (8, 16410130), (10, 13128104), (11, 11934640), (16, 8205065), (20, 6564052), (22, 5967320), (40, 3282026), (44, 2983660), (55, 2386928), (80, 1641013), (88, 1491830), (110, 1193464), (176, 745915), (220, 596732), (440, 298366), (880, 149183)]