90907590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3709}}^1$

素因数の和:3781

約数の個数: 64

約数和(自身を含む): 235065600

約数和(自身を除く): 144158010

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 43, 57, 86, 95, 114, 129, 190, 215, 258, 285, 430, 570, 645, 817, 1290, 1634, 2451, 3709, 4085, 4902, 7418, 8170, 11127, 12255, 18545, 22254, 24510, 37090, 55635, 70471, 111270, 140942, 159487, 211413, 318974, 352355, 422826, 478461, 704710, 797435, 956922, 1057065, 1594870, 2114130, 2392305, 3030253, 4784610, 6060506, 9090759, 15151265, 18181518, 30302530, 45453795, 90907590]

約数ペア:

[(1, 90907590), (2, 45453795), (3, 30302530), (5, 18181518), (6, 15151265), (10, 9090759), (15, 6060506), (19, 4784610), (30, 3030253), (38, 2392305), (43, 2114130), (57, 1594870), (86, 1057065), (95, 956922), (114, 797435), (129, 704710), (190, 478461), (215, 422826), (258, 352355), (285, 318974), (430, 211413), (570, 159487), (645, 140942), (817, 111270), (1290, 70471), (1634, 55635), (2451, 37090), (3709, 24510), (4085, 22254), (4902, 18545), (7418, 12255), (8170, 11127)]