32390000

素因数分解:

$2^4\times 5^4\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 100

約数和(自身を含む): 81348960

約数和(自身を除く): 48958960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 79, 80, 82, 100, 125, 158, 164, 200, 205, 250, 316, 328, 395, 400, 410, 500, 625, 632, 656, 790, 820, 1000, 1025, 1250, 1264, 1580, 1640, 1975, 2000, 2050, 2500, 3160, 3239, 3280, 3950, 4100, 5000, 5125, 6320, 6478, 7900, 8200, 9875, 10000, 10250, 12956, 15800, 16195, 16400, 19750, 20500, 25625, 25912, 31600, 32390, 39500, 41000, 49375, 51250, 51824, 64780, 79000, 80975, 82000, 98750, 102500, 129560, 158000, 161950, 197500, 205000, 259120, 323900, 395000, 404875, 410000, 647800, 790000, 809750, 1295600, 1619500, 2024375, 3239000, 4048750, 6478000, 8097500, 16195000, 32390000]

約数ペア:

[(1, 32390000), (2, 16195000), (4, 8097500), (5, 6478000), (8, 4048750), (10, 3239000), (16, 2024375), (20, 1619500), (25, 1295600), (40, 809750), (41, 790000), (50, 647800), (79, 410000), (80, 404875), (82, 395000), (100, 323900), (125, 259120), (158, 205000), (164, 197500), (200, 161950), (205, 158000), (250, 129560), (316, 102500), (328, 98750), (395, 82000), (400, 80975), (410, 79000), (500, 64780), (625, 51824), (632, 51250), (656, 49375), (790, 41000), (820, 39500), (1000, 32390), (1025, 31600), (1250, 25912), (1264, 25625), (1580, 20500), (1640, 19750), (1975, 16400), (2000, 16195), (2050, 15800), (2500, 12956), (3160, 10250), (3239, 10000), (3280, 9875), (3950, 8200), (4100, 7900), (5000, 6478), (5125, 6320)]