71283160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{163}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 179983440

約数和(自身を除く): 108700280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 163, 232, 260, 290, 326, 377, 520, 580, 652, 754, 815, 841, 1160, 1304, 1508, 1630, 1682, 1885, 2119, 3016, 3260, 3364, 3770, 4205, 4238, 4727, 6520, 6728, 7540, 8410, 8476, 9454, 10595, 10933, 15080, 16820, 16952, 18908, 21190, 21866, 23635, 33640, 37816, 42380, 43732, 47270, 54665, 61451, 84760, 87464, 94540, 109330, 122902, 137083, 189080, 218660, 245804, 274166, 307255, 437320, 491608, 548332, 614510, 685415, 1096664, 1229020, 1370830, 1782079, 2458040, 2741660, 3564158, 5483320, 7128316, 8910395, 14256632, 17820790, 35641580, 71283160]

約数ペア:

[(1, 71283160), (2, 35641580), (4, 17820790), (5, 14256632), (8, 8910395), (10, 7128316), (13, 5483320), (20, 3564158), (26, 2741660), (29, 2458040), (40, 1782079), (52, 1370830), (58, 1229020), (65, 1096664), (104, 685415), (116, 614510), (130, 548332), (145, 491608), (163, 437320), (232, 307255), (260, 274166), (290, 245804), (326, 218660), (377, 189080), (520, 137083), (580, 122902), (652, 109330), (754, 94540), (815, 87464), (841, 84760), (1160, 61451), (1304, 54665), (1508, 47270), (1630, 43732), (1682, 42380), (1885, 37816), (2119, 33640), (3016, 23635), (3260, 21866), (3364, 21190), (3770, 18908), (4205, 16952), (4238, 16820), (4727, 15080), (6520, 10933), (6728, 10595), (7540, 9454), (8410, 8476)]