54127640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2447}}^1$

素因数の和:2544

約数の個数: 64

約数和(自身を含む): 141004800

約数和(自身を除く): 86877160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2447, 2765, 3160, 4424, 4894, 5530, 9788, 11060, 12235, 17129, 19576, 22120, 24470, 34258, 48940, 68516, 85645, 97880, 137032, 171290, 193313, 342580, 386626, 685160, 773252, 966565, 1353191, 1546504, 1933130, 2706382, 3866260, 5412764, 6765955, 7732520, 10825528, 13531910, 27063820, 54127640]

約数ペア:

[(1, 54127640), (2, 27063820), (4, 13531910), (5, 10825528), (7, 7732520), (8, 6765955), (10, 5412764), (14, 3866260), (20, 2706382), (28, 1933130), (35, 1546504), (40, 1353191), (56, 966565), (70, 773252), (79, 685160), (140, 386626), (158, 342580), (280, 193313), (316, 171290), (395, 137032), (553, 97880), (632, 85645), (790, 68516), (1106, 48940), (1580, 34258), (2212, 24470), (2447, 22120), (2765, 19576), (3160, 17129), (4424, 12235), (4894, 11060), (5530, 9788)]