31096040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 72999360

約数和(自身を除く): 41903320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 164, 205, 268, 283, 328, 335, 410, 536, 566, 670, 820, 1132, 1340, 1415, 1640, 2264, 2680, 2747, 2830, 5494, 5660, 10988, 11320, 11603, 13735, 18961, 21976, 23206, 27470, 37922, 46412, 54940, 58015, 75844, 92824, 94805, 109880, 116030, 151688, 189610, 232060, 379220, 464120, 758440, 777401, 1554802, 3109604, 3887005, 6219208, 7774010, 15548020, 31096040]

約数ペア:

[(1, 31096040), (2, 15548020), (4, 7774010), (5, 6219208), (8, 3887005), (10, 3109604), (20, 1554802), (40, 777401), (41, 758440), (67, 464120), (82, 379220), (134, 232060), (164, 189610), (205, 151688), (268, 116030), (283, 109880), (328, 94805), (335, 92824), (410, 75844), (536, 58015), (566, 54940), (670, 46412), (820, 37922), (1132, 27470), (1340, 23206), (1415, 21976), (1640, 18961), (2264, 13735), (2680, 11603), (2747, 11320), (2830, 10988), (5494, 5660)]