80255504

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 191523456

約数和(自身を除く): 111267952

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 61, 68, 112, 119, 122, 136, 238, 244, 272, 427, 476, 488, 691, 854, 952, 976, 1037, 1382, 1708, 1904, 2074, 2764, 3416, 4148, 4837, 5528, 6832, 7259, 8296, 9674, 11056, 11747, 14518, 16592, 19348, 23494, 29036, 38696, 42151, 46988, 58072, 77392, 82229, 84302, 93976, 116144, 164458, 168604, 187952, 295057, 328916, 337208, 590114, 657832, 674416, 716567, 1180228, 1315664, 1433134, 2360456, 2866268, 4720912, 5015969, 5732536, 10031938, 11465072, 20063876, 40127752, 80255504]

約数ペア:

[(1, 80255504), (2, 40127752), (4, 20063876), (7, 11465072), (8, 10031938), (14, 5732536), (16, 5015969), (17, 4720912), (28, 2866268), (34, 2360456), (56, 1433134), (61, 1315664), (68, 1180228), (112, 716567), (119, 674416), (122, 657832), (136, 590114), (238, 337208), (244, 328916), (272, 295057), (427, 187952), (476, 168604), (488, 164458), (691, 116144), (854, 93976), (952, 84302), (976, 82229), (1037, 77392), (1382, 58072), (1708, 46988), (1904, 42151), (2074, 38696), (2764, 29036), (3416, 23494), (4148, 19348), (4837, 16592), (5528, 14518), (6832, 11747), (7259, 11056), (8296, 9674)]