72858400

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1574

約数の個数: 72

約数和(自身を含む): 180902484

約数和(自身を除く): 108044084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 305, 400, 488, 610, 800, 976, 1220, 1493, 1525, 1952, 2440, 2986, 3050, 4880, 5972, 6100, 7465, 9760, 11944, 12200, 14930, 23888, 24400, 29860, 37325, 47776, 48800, 59720, 74650, 91073, 119440, 149300, 182146, 238880, 298600, 364292, 455365, 597200, 728584, 910730, 1194400, 1457168, 1821460, 2276825, 2914336, 3642920, 4553650, 7285840, 9107300, 14571680, 18214600, 36429200, 72858400]

約数ペア:

[(1, 72858400), (2, 36429200), (4, 18214600), (5, 14571680), (8, 9107300), (10, 7285840), (16, 4553650), (20, 3642920), (25, 2914336), (32, 2276825), (40, 1821460), (50, 1457168), (61, 1194400), (80, 910730), (100, 728584), (122, 597200), (160, 455365), (200, 364292), (244, 298600), (305, 238880), (400, 182146), (488, 149300), (610, 119440), (800, 91073), (976, 74650), (1220, 59720), (1493, 48800), (1525, 47776), (1952, 37325), (2440, 29860), (2986, 24400), (3050, 23888), (4880, 14930), (5972, 12200), (6100, 11944), (7465, 9760)]