208865600

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4211}}^1$

素因数の和:4264

約数の個数: 84

約数和(自身を含む): 530644608

約数和(自身を除く): 321779008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 310, 320, 400, 496, 620, 775, 800, 992, 1240, 1550, 1600, 1984, 2480, 3100, 4211, 4960, 6200, 8422, 9920, 12400, 16844, 21055, 24800, 33688, 42110, 49600, 67376, 84220, 105275, 130541, 134752, 168440, 210550, 261082, 269504, 336880, 421100, 522164, 652705, 673760, 842200, 1044328, 1305410, 1347520, 1684400, 2088656, 2610820, 3263525, 3368800, 4177312, 5221640, 6527050, 6737600, 8354624, 10443280, 13054100, 20886560, 26108200, 41773120, 52216400, 104432800, 208865600]

約数ペア:

[(1, 208865600), (2, 104432800), (4, 52216400), (5, 41773120), (8, 26108200), (10, 20886560), (16, 13054100), (20, 10443280), (25, 8354624), (31, 6737600), (32, 6527050), (40, 5221640), (50, 4177312), (62, 3368800), (64, 3263525), (80, 2610820), (100, 2088656), (124, 1684400), (155, 1347520), (160, 1305410), (200, 1044328), (248, 842200), (310, 673760), (320, 652705), (400, 522164), (496, 421100), (620, 336880), (775, 269504), (800, 261082), (992, 210550), (1240, 168440), (1550, 134752), (1600, 130541), (1984, 105275), (2480, 84220), (3100, 67376), (4211, 49600), (4960, 42110), (6200, 33688), (8422, 24800), (9920, 21055), (12400, 16844)]