80217390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 146219730

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 79, 85, 102, 110, 158, 165, 170, 181, 187, 237, 255, 330, 362, 374, 395, 474, 510, 543, 561, 790, 869, 905, 935, 1086, 1122, 1185, 1343, 1738, 1810, 1870, 1991, 2370, 2607, 2686, 2715, 2805, 3077, 3982, 4029, 4345, 5214, 5430, 5610, 5973, 6154, 6715, 8058, 8690, 9231, 9955, 11946, 13035, 13430, 14299, 14773, 15385, 18462, 19910, 20145, 26070, 28598, 29546, 29865, 30770, 33847, 40290, 42897, 44319, 46155, 59730, 67694, 71495, 73865, 85794, 88638, 92310, 101541, 142990, 147730, 157289, 169235, 203082, 214485, 221595, 243083, 314578, 338470, 428970, 443190, 471867, 486166, 507705, 729249, 786445, 943734, 1015410, 1215415, 1458498, 1572890, 2359335, 2430830, 2673913, 3646245, 4718670, 5347826, 7292490, 8021739, 13369565, 16043478, 26739130, 40108695, 80217390]

約数ペア:

[(1, 80217390), (2, 40108695), (3, 26739130), (5, 16043478), (6, 13369565), (10, 8021739), (11, 7292490), (15, 5347826), (17, 4718670), (22, 3646245), (30, 2673913), (33, 2430830), (34, 2359335), (51, 1572890), (55, 1458498), (66, 1215415), (79, 1015410), (85, 943734), (102, 786445), (110, 729249), (158, 507705), (165, 486166), (170, 471867), (181, 443190), (187, 428970), (237, 338470), (255, 314578), (330, 243083), (362, 221595), (374, 214485), (395, 203082), (474, 169235), (510, 157289), (543, 147730), (561, 142990), (790, 101541), (869, 92310), (905, 88638), (935, 85794), (1086, 73865), (1122, 71495), (1185, 67694), (1343, 59730), (1738, 46155), (1810, 44319), (1870, 42897), (1991, 40290), (2370, 33847), (2607, 30770), (2686, 29865), (2715, 29546), (2805, 28598), (3077, 26070), (3982, 20145), (4029, 19910), (4345, 18462), (5214, 15385), (5430, 14773), (5610, 14299), (5973, 13430), (6154, 13035), (6715, 11946), (8058, 9955), (8690, 9231)]