68596180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 154145376

約数和(自身を除く): 85549196

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 83, 86, 124, 155, 166, 172, 215, 310, 332, 415, 430, 620, 830, 860, 961, 1333, 1660, 1922, 2573, 2666, 3569, 3844, 4805, 5146, 5332, 6665, 7138, 9610, 10292, 12865, 13330, 14276, 17845, 19220, 25730, 26660, 35690, 41323, 51460, 71380, 79763, 82646, 110639, 159526, 165292, 206615, 221278, 319052, 398815, 413230, 442556, 553195, 797630, 826460, 1106390, 1595260, 2212780, 3429809, 6859618, 13719236, 17149045, 34298090, 68596180]

約数ペア:

[(1, 68596180), (2, 34298090), (4, 17149045), (5, 13719236), (10, 6859618), (20, 3429809), (31, 2212780), (43, 1595260), (62, 1106390), (83, 826460), (86, 797630), (124, 553195), (155, 442556), (166, 413230), (172, 398815), (215, 319052), (310, 221278), (332, 206615), (415, 165292), (430, 159526), (620, 110639), (830, 82646), (860, 79763), (961, 71380), (1333, 51460), (1660, 41323), (1922, 35690), (2573, 26660), (2666, 25730), (3569, 19220), (3844, 17845), (4805, 14276), (5146, 13330), (5332, 12865), (6665, 10292), (7138, 9610)]