15924400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1030

約数の個数: 60

約数和(自身を含む): 39231864

約数和(自身を除く): 23307464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 971, 1025, 1640, 1942, 2050, 3280, 3884, 4100, 4855, 7768, 8200, 9710, 15536, 16400, 19420, 24275, 38840, 39811, 48550, 77680, 79622, 97100, 159244, 194200, 199055, 318488, 388400, 398110, 636976, 796220, 995275, 1592440, 1990550, 3184880, 3981100, 7962200, 15924400]

約数ペア:

[(1, 15924400), (2, 7962200), (4, 3981100), (5, 3184880), (8, 1990550), (10, 1592440), (16, 995275), (20, 796220), (25, 636976), (40, 398110), (41, 388400), (50, 318488), (80, 199055), (82, 194200), (100, 159244), (164, 97100), (200, 79622), (205, 77680), (328, 48550), (400, 39811), (410, 38840), (656, 24275), (820, 19420), (971, 16400), (1025, 15536), (1640, 9710), (1942, 8200), (2050, 7768), (3280, 4855), (3884, 4100)]