989827330

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1075

約数の個数: 64

約数和(自身を含む): 1902942720

約数和(自身を除く): 913115390

約数列:

[1, 2, 5, 10, 37, 41, 71, 74, 82, 142, 185, 205, 355, 370, 410, 710, 919, 1517, 1838, 2627, 2911, 3034, 4595, 5254, 5822, 7585, 9190, 13135, 14555, 15170, 26270, 29110, 34003, 37679, 65249, 68006, 75358, 107707, 130498, 170015, 188395, 215414, 326245, 340030, 376790, 538535, 652490, 1077070, 1394123, 2414213, 2675209, 2788246, 4828426, 5350418, 6970615, 12071065, 13376045, 13941230, 24142130, 26752090, 98982733, 197965466, 494913665, 989827330]

約数ペア:

[(1, 989827330), (2, 494913665), (5, 197965466), (10, 98982733), (37, 26752090), (41, 24142130), (71, 13941230), (74, 13376045), (82, 12071065), (142, 6970615), (185, 5350418), (205, 4828426), (355, 2788246), (370, 2675209), (410, 2414213), (710, 1394123), (919, 1077070), (1517, 652490), (1838, 538535), (2627, 376790), (2911, 340030), (3034, 326245), (4595, 215414), (5254, 188395), (5822, 170015), (7585, 130498), (9190, 107707), (13135, 75358), (14555, 68006), (15170, 65249), (26270, 37679), (29110, 34003)]