64144672

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1933}}^1$

素因数の和:2021

約数の個数: 48

約数和(自身を含む): 135975672

約数和(自身を除く): 71831000

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 68, 122, 136, 244, 272, 488, 544, 976, 1037, 1933, 1952, 2074, 3866, 4148, 7732, 8296, 15464, 16592, 30928, 32861, 33184, 61856, 65722, 117913, 131444, 235826, 262888, 471652, 525776, 943304, 1051552, 1886608, 2004521, 3773216, 4009042, 8018084, 16036168, 32072336, 64144672]

約数ペア:

[(1, 64144672), (2, 32072336), (4, 16036168), (8, 8018084), (16, 4009042), (17, 3773216), (32, 2004521), (34, 1886608), (61, 1051552), (68, 943304), (122, 525776), (136, 471652), (244, 262888), (272, 235826), (488, 131444), (544, 117913), (976, 65722), (1037, 61856), (1933, 33184), (1952, 32861), (2074, 30928), (3866, 16592), (4148, 15464), (7732, 8296)]