4050400

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 72

約数和(自身を含む): 10171224

約数和(自身を除く): 6120824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 83, 100, 122, 160, 166, 200, 244, 305, 332, 400, 415, 488, 610, 664, 800, 830, 976, 1220, 1328, 1525, 1660, 1952, 2075, 2440, 2656, 3050, 3320, 4150, 4880, 5063, 6100, 6640, 8300, 9760, 10126, 12200, 13280, 16600, 20252, 24400, 25315, 33200, 40504, 48800, 50630, 66400, 81008, 101260, 126575, 162016, 202520, 253150, 405040, 506300, 810080, 1012600, 2025200, 4050400]

約数ペア:

[(1, 4050400), (2, 2025200), (4, 1012600), (5, 810080), (8, 506300), (10, 405040), (16, 253150), (20, 202520), (25, 162016), (32, 126575), (40, 101260), (50, 81008), (61, 66400), (80, 50630), (83, 48800), (100, 40504), (122, 33200), (160, 25315), (166, 24400), (200, 20252), (244, 16600), (305, 13280), (332, 12200), (400, 10126), (415, 9760), (488, 8300), (610, 6640), (664, 6100), (800, 5063), (830, 4880), (976, 4150), (1220, 3320), (1328, 3050), (1525, 2656), (1660, 2440), (1952, 2075)]