81326268

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{2699}}^1$

素因数の和:2749

約数の個数: 72

約数和(自身を含む): 220147200

約数和(自身を除く): 138820932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 279, 324, 372, 486, 558, 837, 972, 1116, 1674, 2511, 2699, 3348, 5022, 5398, 7533, 8097, 10044, 10796, 15066, 16194, 24291, 30132, 32388, 48582, 72873, 83669, 97164, 145746, 167338, 218619, 251007, 291492, 334676, 437238, 502014, 655857, 753021, 874476, 1004028, 1311714, 1506042, 2259063, 2623428, 3012084, 4518126, 6777189, 9036252, 13554378, 20331567, 27108756, 40663134, 81326268]

約数ペア:

[(1, 81326268), (2, 40663134), (3, 27108756), (4, 20331567), (6, 13554378), (9, 9036252), (12, 6777189), (18, 4518126), (27, 3012084), (31, 2623428), (36, 2259063), (54, 1506042), (62, 1311714), (81, 1004028), (93, 874476), (108, 753021), (124, 655857), (162, 502014), (186, 437238), (243, 334676), (279, 291492), (324, 251007), (372, 218619), (486, 167338), (558, 145746), (837, 97164), (972, 83669), (1116, 72873), (1674, 48582), (2511, 32388), (2699, 30132), (3348, 24291), (5022, 16194), (5398, 15066), (7533, 10796), (8097, 10044)]