77657320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149341}}^1$

素因数の和:149365

約数の個数: 32

約数和(自身を含む): 188170920

約数和(自身を除く): 110513600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 149341, 298682, 597364, 746705, 1194728, 1493410, 1941433, 2986820, 3882866, 5973640, 7765732, 9707165, 15531464, 19414330, 38828660, 77657320]

約数ペア:

[(1, 77657320), (2, 38828660), (4, 19414330), (5, 15531464), (8, 9707165), (10, 7765732), (13, 5973640), (20, 3882866), (26, 2986820), (40, 1941433), (52, 1493410), (65, 1194728), (104, 746705), (130, 597364), (260, 298682), (520, 149341)]