78638516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 154865088

約数和(自身を除く): 76226572

約数列:

[1, 2, 4, 11, 22, 44, 61, 83, 122, 166, 244, 332, 353, 671, 706, 913, 1342, 1412, 1826, 2684, 3652, 3883, 5063, 7766, 10126, 15532, 20252, 21533, 29299, 43066, 55693, 58598, 86132, 111386, 117196, 222772, 236863, 322289, 473726, 644578, 947452, 1289156, 1787239, 3574478, 7148956, 19659629, 39319258, 78638516]

約数ペア:

[(1, 78638516), (2, 39319258), (4, 19659629), (11, 7148956), (22, 3574478), (44, 1787239), (61, 1289156), (83, 947452), (122, 644578), (166, 473726), (244, 322289), (332, 236863), (353, 222772), (671, 117196), (706, 111386), (913, 86132), (1342, 58598), (1412, 55693), (1826, 43066), (2684, 29299), (3652, 21533), (3883, 20252), (5063, 15532), (7766, 10126)]