66617900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 154677600

約数和(自身を除く): 88059700

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 149, 170, 263, 298, 340, 425, 526, 596, 745, 850, 1052, 1315, 1490, 1700, 2533, 2630, 2980, 3725, 4471, 5066, 5260, 6575, 7450, 8942, 10132, 12665, 13150, 14900, 17884, 22355, 25330, 26300, 39187, 44710, 50660, 63325, 78374, 89420, 111775, 126650, 156748, 195935, 223550, 253300, 391870, 447100, 666179, 783740, 979675, 1332358, 1959350, 2664716, 3330895, 3918700, 6661790, 13323580, 16654475, 33308950, 66617900]

約数ペア:

[(1, 66617900), (2, 33308950), (4, 16654475), (5, 13323580), (10, 6661790), (17, 3918700), (20, 3330895), (25, 2664716), (34, 1959350), (50, 1332358), (68, 979675), (85, 783740), (100, 666179), (149, 447100), (170, 391870), (263, 253300), (298, 223550), (340, 195935), (425, 156748), (526, 126650), (596, 111775), (745, 89420), (850, 78374), (1052, 63325), (1315, 50660), (1490, 44710), (1700, 39187), (2533, 26300), (2630, 25330), (2980, 22355), (3725, 17884), (4471, 14900), (5066, 13150), (5260, 12665), (6575, 10132), (7450, 8942)]