147765640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8191}}^1$

素因数の和:8254

約数の個数: 64

約数和(自身を含む): 371589120

約数和(自身を除く): 223823480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 8191, 9020, 16382, 18040, 32764, 40955, 65528, 81910, 90101, 163820, 180202, 327640, 335831, 360404, 450505, 671662, 720808, 901010, 1343324, 1679155, 1802020, 2686648, 3358310, 3604040, 3694141, 6716620, 7388282, 13433240, 14776564, 18470705, 29553128, 36941410, 73882820, 147765640]

約数ペア:

[(1, 147765640), (2, 73882820), (4, 36941410), (5, 29553128), (8, 18470705), (10, 14776564), (11, 13433240), (20, 7388282), (22, 6716620), (40, 3694141), (41, 3604040), (44, 3358310), (55, 2686648), (82, 1802020), (88, 1679155), (110, 1343324), (164, 901010), (205, 720808), (220, 671662), (328, 450505), (410, 360404), (440, 335831), (451, 327640), (820, 180202), (902, 163820), (1640, 90101), (1804, 81910), (2255, 65528), (3608, 40955), (4510, 32764), (8191, 18040), (9020, 16382)]