77972690

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{2539}}^1$

素因数の和:2666

約数の個数: 32

約数和(自身を含む): 145938240

約数和(自身を除く): 67965550

約数列:

[1, 2, 5, 10, 37, 74, 83, 166, 185, 370, 415, 830, 2539, 3071, 5078, 6142, 12695, 15355, 25390, 30710, 93943, 187886, 210737, 421474, 469715, 939430, 1053685, 2107370, 7797269, 15594538, 38986345, 77972690]

約数ペア:

[(1, 77972690), (2, 38986345), (5, 15594538), (10, 7797269), (37, 2107370), (74, 1053685), (83, 939430), (166, 469715), (185, 421474), (370, 210737), (415, 187886), (830, 93943), (2539, 30710), (3071, 25390), (5078, 15355), (6142, 12695)]