64736980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 171343872

約数和(自身を除く): 106606892

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 127, 140, 154, 220, 254, 308, 331, 385, 508, 635, 662, 770, 889, 1270, 1324, 1397, 1540, 1655, 1778, 2317, 2540, 2794, 3310, 3556, 3641, 4445, 4634, 5588, 6620, 6985, 7282, 8890, 9268, 9779, 11585, 13970, 14564, 17780, 18205, 19558, 23170, 25487, 27940, 36410, 39116, 42037, 46340, 48895, 50974, 72820, 84074, 97790, 101948, 127435, 168148, 195580, 210185, 254870, 294259, 420370, 462407, 509740, 588518, 840740, 924814, 1177036, 1471295, 1849628, 2312035, 2942590, 3236849, 4624070, 5885180, 6473698, 9248140, 12947396, 16184245, 32368490, 64736980]

約数ペア:

[(1, 64736980), (2, 32368490), (4, 16184245), (5, 12947396), (7, 9248140), (10, 6473698), (11, 5885180), (14, 4624070), (20, 3236849), (22, 2942590), (28, 2312035), (35, 1849628), (44, 1471295), (55, 1177036), (70, 924814), (77, 840740), (110, 588518), (127, 509740), (140, 462407), (154, 420370), (220, 294259), (254, 254870), (308, 210185), (331, 195580), (385, 168148), (508, 127435), (635, 101948), (662, 97790), (770, 84074), (889, 72820), (1270, 50974), (1324, 48895), (1397, 46340), (1540, 42037), (1655, 39116), (1778, 36410), (2317, 27940), (2540, 25487), (2794, 23170), (3310, 19558), (3556, 18205), (3641, 17780), (4445, 14564), (4634, 13970), (5588, 11585), (6620, 9779), (6985, 9268), (7282, 8890)]