81054570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3307}}^1$

素因数の和:3379

約数の個数: 64

約数和(自身を含む): 209594880

約数和(自身を除く): 128540310

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, 3307, 4085, 4902, 6614, 8170, 9921, 12255, 16535, 19842, 24510, 33070, 49605, 62833, 99210, 125666, 142201, 188499, 284402, 314165, 376998, 426603, 628330, 711005, 853206, 942495, 1422010, 1884990, 2133015, 2701819, 4266030, 5403638, 8105457, 13509095, 16210914, 27018190, 40527285, 81054570]

約数ペア:

[(1, 81054570), (2, 40527285), (3, 27018190), (5, 16210914), (6, 13509095), (10, 8105457), (15, 5403638), (19, 4266030), (30, 2701819), (38, 2133015), (43, 1884990), (57, 1422010), (86, 942495), (95, 853206), (114, 711005), (129, 628330), (190, 426603), (215, 376998), (258, 314165), (285, 284402), (430, 188499), (570, 142201), (645, 125666), (817, 99210), (1290, 62833), (1634, 49605), (2451, 33070), (3307, 24510), (4085, 19842), (4902, 16535), (6614, 12255), (8170, 9921)]