27779216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 61603200

約数和(自身を除く): 33823984

約数列:

[1, 2, 4, 8, 16, 19, 23, 29, 38, 46, 58, 76, 92, 116, 137, 152, 184, 232, 274, 304, 368, 437, 464, 548, 551, 667, 874, 1096, 1102, 1334, 1748, 2192, 2204, 2603, 2668, 3151, 3496, 3973, 4408, 5206, 5336, 6302, 6992, 7946, 8816, 10412, 10672, 12604, 12673, 15892, 20824, 25208, 25346, 31784, 41648, 50416, 50692, 59869, 63568, 75487, 91379, 101384, 119738, 150974, 182758, 202768, 239476, 301948, 365516, 478952, 603896, 731032, 957904, 1207792, 1462064, 1736201, 3472402, 6944804, 13889608, 27779216]

約数ペア:

[(1, 27779216), (2, 13889608), (4, 6944804), (8, 3472402), (16, 1736201), (19, 1462064), (23, 1207792), (29, 957904), (38, 731032), (46, 603896), (58, 478952), (76, 365516), (92, 301948), (116, 239476), (137, 202768), (152, 182758), (184, 150974), (232, 119738), (274, 101384), (304, 91379), (368, 75487), (437, 63568), (464, 59869), (548, 50692), (551, 50416), (667, 41648), (874, 31784), (1096, 25346), (1102, 25208), (1334, 20824), (1748, 15892), (2192, 12673), (2204, 12604), (2603, 10672), (2668, 10412), (3151, 8816), (3496, 7946), (3973, 6992), (4408, 6302), (5206, 5336)]