91228880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1356

約数の個数: 80

約数和(自身を含む): 228199680

約数和(自身を除く): 136970800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1277, 1520, 1786, 1880, 2554, 3572, 3760, 4465, 5108, 6385, 7144, 8930, 10216, 12770, 14288, 17860, 20432, 24263, 25540, 35720, 48526, 51080, 60019, 71440, 97052, 102160, 120038, 121315, 194104, 240076, 242630, 300095, 388208, 480152, 485260, 600190, 960304, 970520, 1140361, 1200380, 1941040, 2280722, 2400760, 4561444, 4801520, 5701805, 9122888, 11403610, 18245776, 22807220, 45614440, 91228880]

約数ペア:

[(1, 91228880), (2, 45614440), (4, 22807220), (5, 18245776), (8, 11403610), (10, 9122888), (16, 5701805), (19, 4801520), (20, 4561444), (38, 2400760), (40, 2280722), (47, 1941040), (76, 1200380), (80, 1140361), (94, 970520), (95, 960304), (152, 600190), (188, 485260), (190, 480152), (235, 388208), (304, 300095), (376, 242630), (380, 240076), (470, 194104), (752, 121315), (760, 120038), (893, 102160), (940, 97052), (1277, 71440), (1520, 60019), (1786, 51080), (1880, 48526), (2554, 35720), (3572, 25540), (3760, 24263), (4465, 20432), (5108, 17860), (6385, 14288), (7144, 12770), (8930, 10216)]