90773440

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{857}}^1$

素因数の和:1205

約数の個数: 56

約数和(自身を含む): 217060272

約数和(自身を除く): 126286832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 662, 857, 1324, 1655, 1714, 2648, 3310, 3428, 4285, 5296, 6620, 6856, 8570, 10592, 13240, 13712, 17140, 21184, 26480, 27424, 34280, 52960, 54848, 68560, 105920, 137120, 274240, 283667, 567334, 1134668, 1418335, 2269336, 2836670, 4538672, 5673340, 9077344, 11346680, 18154688, 22693360, 45386720, 90773440]

約数ペア:

[(1, 90773440), (2, 45386720), (4, 22693360), (5, 18154688), (8, 11346680), (10, 9077344), (16, 5673340), (20, 4538672), (32, 2836670), (40, 2269336), (64, 1418335), (80, 1134668), (160, 567334), (320, 283667), (331, 274240), (662, 137120), (857, 105920), (1324, 68560), (1655, 54848), (1714, 52960), (2648, 34280), (3310, 27424), (3428, 26480), (4285, 21184), (5296, 17140), (6620, 13712), (6856, 13240), (8570, 10592)]