68987584

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:545

約数の個数: 56

約数和(自身を含む): 142865856

約数和(自身を除く): 73878272

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 64, 82, 122, 164, 244, 328, 431, 488, 656, 862, 976, 1312, 1724, 1952, 2501, 2624, 3448, 3904, 5002, 6896, 10004, 13792, 17671, 20008, 26291, 27584, 35342, 40016, 52582, 70684, 80032, 105164, 141368, 160064, 210328, 282736, 420656, 565472, 841312, 1077931, 1130944, 1682624, 2155862, 4311724, 8623448, 17246896, 34493792, 68987584]

約数ペア:

[(1, 68987584), (2, 34493792), (4, 17246896), (8, 8623448), (16, 4311724), (32, 2155862), (41, 1682624), (61, 1130944), (64, 1077931), (82, 841312), (122, 565472), (164, 420656), (244, 282736), (328, 210328), (431, 160064), (488, 141368), (656, 105164), (862, 80032), (976, 70684), (1312, 52582), (1724, 40016), (1952, 35342), (2501, 27584), (2624, 26291), (3448, 20008), (3904, 17671), (5002, 13792), (6896, 10004)]