207997600

素因数分解:

$2^5\times 5^2\times {\mathrm{31}}^1\times {\mathrm{8387}}^1$

素因数の和:8438

約数の個数: 72

約数和(自身を含む): 524216448

約数和(自身を除く): 316218848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 992, 1240, 1550, 2480, 3100, 4960, 6200, 8387, 12400, 16774, 24800, 33548, 41935, 67096, 83870, 134192, 167740, 209675, 259997, 268384, 335480, 419350, 519994, 670960, 838700, 1039988, 1299985, 1341920, 1677400, 2079976, 2599970, 3354800, 4159952, 5199940, 6499925, 6709600, 8319904, 10399880, 12999850, 20799760, 25999700, 41599520, 51999400, 103998800, 207997600]

約数ペア:

[(1, 207997600), (2, 103998800), (4, 51999400), (5, 41599520), (8, 25999700), (10, 20799760), (16, 12999850), (20, 10399880), (25, 8319904), (31, 6709600), (32, 6499925), (40, 5199940), (50, 4159952), (62, 3354800), (80, 2599970), (100, 2079976), (124, 1677400), (155, 1341920), (160, 1299985), (200, 1039988), (248, 838700), (310, 670960), (400, 519994), (496, 419350), (620, 335480), (775, 268384), (800, 259997), (992, 209675), (1240, 167740), (1550, 134192), (2480, 83870), (3100, 67096), (4960, 41935), (6200, 33548), (8387, 24800), (12400, 16774)]