79309780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 194503680

約数和(自身を除く): 115193900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 31, 44, 55, 58, 62, 110, 116, 124, 145, 155, 220, 290, 310, 319, 341, 401, 580, 620, 638, 682, 802, 899, 1276, 1364, 1595, 1604, 1705, 1798, 2005, 3190, 3410, 3596, 4010, 4411, 4495, 6380, 6820, 8020, 8822, 8990, 9889, 11629, 12431, 17644, 17980, 19778, 22055, 23258, 24862, 39556, 44110, 46516, 49445, 49724, 58145, 62155, 88220, 98890, 116290, 124310, 127919, 136741, 197780, 232580, 248620, 255838, 273482, 360499, 511676, 546964, 639595, 683705, 720998, 1279190, 1367410, 1441996, 1802495, 2558380, 2734820, 3604990, 3965489, 7209980, 7930978, 15861956, 19827445, 39654890, 79309780]

約数ペア:

[(1, 79309780), (2, 39654890), (4, 19827445), (5, 15861956), (10, 7930978), (11, 7209980), (20, 3965489), (22, 3604990), (29, 2734820), (31, 2558380), (44, 1802495), (55, 1441996), (58, 1367410), (62, 1279190), (110, 720998), (116, 683705), (124, 639595), (145, 546964), (155, 511676), (220, 360499), (290, 273482), (310, 255838), (319, 248620), (341, 232580), (401, 197780), (580, 136741), (620, 127919), (638, 124310), (682, 116290), (802, 98890), (899, 88220), (1276, 62155), (1364, 58145), (1595, 49724), (1604, 49445), (1705, 46516), (1798, 44110), (2005, 39556), (3190, 24862), (3410, 23258), (3596, 22055), (4010, 19778), (4411, 17980), (4495, 17644), (6380, 12431), (6820, 11629), (8020, 9889), (8822, 8990)]