80805670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 178640640

約数和(自身を除く): 97834970

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 41, 46, 55, 82, 95, 110, 115, 190, 205, 209, 230, 253, 410, 418, 437, 451, 506, 779, 874, 902, 943, 1045, 1265, 1558, 1681, 1886, 2090, 2185, 2255, 2530, 3362, 3895, 4370, 4510, 4715, 4807, 7790, 8405, 8569, 9430, 9614, 10373, 16810, 17138, 17917, 18491, 20746, 24035, 31939, 35834, 36982, 38663, 42845, 48070, 51865, 63878, 77326, 85690, 89585, 92455, 103730, 159695, 179170, 184910, 193315, 197087, 319390, 351329, 386630, 394174, 425293, 702658, 734597, 850586, 985435, 1469194, 1756645, 1970870, 2126465, 3513290, 3672985, 4252930, 7345970, 8080567, 16161134, 40402835, 80805670]

約数ペア:

[(1, 80805670), (2, 40402835), (5, 16161134), (10, 8080567), (11, 7345970), (19, 4252930), (22, 3672985), (23, 3513290), (38, 2126465), (41, 1970870), (46, 1756645), (55, 1469194), (82, 985435), (95, 850586), (110, 734597), (115, 702658), (190, 425293), (205, 394174), (209, 386630), (230, 351329), (253, 319390), (410, 197087), (418, 193315), (437, 184910), (451, 179170), (506, 159695), (779, 103730), (874, 92455), (902, 89585), (943, 85690), (1045, 77326), (1265, 63878), (1558, 51865), (1681, 48070), (1886, 42845), (2090, 38663), (2185, 36982), (2255, 35834), (2530, 31939), (3362, 24035), (3895, 20746), (4370, 18491), (4510, 17917), (4715, 17138), (4807, 16810), (7790, 10373), (8405, 9614), (8569, 9430)]