161114980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{14411}}^1$

素因数の和:14476

約数の個数: 48

約数和(自身を含む): 372867264

約数和(自身を除く): 211752284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 14411, 28822, 57644, 72055, 144110, 187343, 288220, 374686, 619673, 749372, 936715, 1239346, 1873430, 2478692, 3098365, 3746860, 6196730, 8055749, 12393460, 16111498, 32222996, 40278745, 80557490, 161114980]

約数ペア:

[(1, 161114980), (2, 80557490), (4, 40278745), (5, 32222996), (10, 16111498), (13, 12393460), (20, 8055749), (26, 6196730), (43, 3746860), (52, 3098365), (65, 2478692), (86, 1873430), (130, 1239346), (172, 936715), (215, 749372), (260, 619673), (430, 374686), (559, 288220), (860, 187343), (1118, 144110), (2236, 72055), (2795, 57644), (5590, 28822), (11180, 14411)]