2591200

素因数分解:

$2^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 6562080

約数和(自身を除く): 3970880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 79, 80, 82, 100, 158, 160, 164, 200, 205, 316, 328, 395, 400, 410, 632, 656, 790, 800, 820, 1025, 1264, 1312, 1580, 1640, 1975, 2050, 2528, 3160, 3239, 3280, 3950, 4100, 6320, 6478, 6560, 7900, 8200, 12640, 12956, 15800, 16195, 16400, 25912, 31600, 32390, 32800, 51824, 63200, 64780, 80975, 103648, 129560, 161950, 259120, 323900, 518240, 647800, 1295600, 2591200]

約数ペア:

[(1, 2591200), (2, 1295600), (4, 647800), (5, 518240), (8, 323900), (10, 259120), (16, 161950), (20, 129560), (25, 103648), (32, 80975), (40, 64780), (41, 63200), (50, 51824), (79, 32800), (80, 32390), (82, 31600), (100, 25912), (158, 16400), (160, 16195), (164, 15800), (200, 12956), (205, 12640), (316, 8200), (328, 7900), (395, 6560), (400, 6478), (410, 6320), (632, 4100), (656, 3950), (790, 3280), (800, 3239), (820, 3160), (1025, 2528), (1264, 2050), (1312, 1975), (1580, 1640)]