129571808

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1619}}^1$

素因数の和:1731

約数の個数: 48

約数和(自身を含む): 265764240

約数和(自身を除く): 136192432

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 82, 122, 164, 244, 328, 488, 656, 976, 1312, 1619, 1952, 2501, 3238, 5002, 6476, 10004, 12952, 20008, 25904, 40016, 51808, 66379, 80032, 98759, 132758, 197518, 265516, 395036, 531032, 790072, 1062064, 1580144, 2124128, 3160288, 4049119, 8098238, 16196476, 32392952, 64785904, 129571808]

約数ペア:

[(1, 129571808), (2, 64785904), (4, 32392952), (8, 16196476), (16, 8098238), (32, 4049119), (41, 3160288), (61, 2124128), (82, 1580144), (122, 1062064), (164, 790072), (244, 531032), (328, 395036), (488, 265516), (656, 197518), (976, 132758), (1312, 98759), (1619, 80032), (1952, 66379), (2501, 51808), (3238, 40016), (5002, 25904), (6476, 20008), (10004, 12952)]