79426820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1481

約数の個数: 72

約数和(自身を含む): 191443392

約数和(自身を除く): 112016572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 1427, 2420, 2530, 2783, 2854, 5060, 5566, 5708, 7135, 11132, 13915, 14270, 15697, 27830, 28540, 31394, 32821, 55660, 62788, 65642, 78485, 131284, 156970, 164105, 172667, 313940, 328210, 345334, 361031, 656420, 690668, 722062, 863335, 1444124, 1726670, 1805155, 3453340, 3610310, 3971341, 7220620, 7942682, 15885364, 19856705, 39713410, 79426820]

約数ペア:

[(1, 79426820), (2, 39713410), (4, 19856705), (5, 15885364), (10, 7942682), (11, 7220620), (20, 3971341), (22, 3610310), (23, 3453340), (44, 1805155), (46, 1726670), (55, 1444124), (92, 863335), (110, 722062), (115, 690668), (121, 656420), (220, 361031), (230, 345334), (242, 328210), (253, 313940), (460, 172667), (484, 164105), (506, 156970), (605, 131284), (1012, 78485), (1210, 65642), (1265, 62788), (1427, 55660), (2420, 32821), (2530, 31394), (2783, 28540), (2854, 27830), (5060, 15697), (5566, 14270), (5708, 13915), (7135, 11132)]