268400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:90

約数の個数: 60

約数和(自身を含む): 714984

約数和(自身を除く): 446584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 61, 80, 88, 100, 110, 122, 176, 200, 220, 244, 275, 305, 400, 440, 488, 550, 610, 671, 880, 976, 1100, 1220, 1342, 1525, 2200, 2440, 2684, 3050, 3355, 4400, 4880, 5368, 6100, 6710, 10736, 12200, 13420, 16775, 24400, 26840, 33550, 53680, 67100, 134200, 268400]

約数ペア:

[(1, 268400), (2, 134200), (4, 67100), (5, 53680), (8, 33550), (10, 26840), (11, 24400), (16, 16775), (20, 13420), (22, 12200), (25, 10736), (40, 6710), (44, 6100), (50, 5368), (55, 4880), (61, 4400), (80, 3355), (88, 3050), (100, 2684), (110, 2440), (122, 2200), (176, 1525), (200, 1342), (220, 1220), (244, 1100), (275, 976), (305, 880), (400, 671), (440, 610), (488, 550)]