86457760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17431}}^1$

素因数の和:17477

約数の個数: 48

約数和(自身を含む): 210857472

約数和(自身を除く): 124399712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 17431, 34862, 69724, 87155, 139448, 174310, 278896, 348620, 540361, 557792, 697240, 1080722, 1394480, 2161444, 2701805, 2788960, 4322888, 5403610, 8645776, 10807220, 17291552, 21614440, 43228880, 86457760]

約数ペア:

[(1, 86457760), (2, 43228880), (4, 21614440), (5, 17291552), (8, 10807220), (10, 8645776), (16, 5403610), (20, 4322888), (31, 2788960), (32, 2701805), (40, 2161444), (62, 1394480), (80, 1080722), (124, 697240), (155, 557792), (160, 540361), (248, 348620), (310, 278896), (496, 174310), (620, 139448), (992, 87155), (1240, 69724), (2480, 34862), (4960, 17431)]