25563424640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{7333}}^1$

素因数の和:7784

約数の個数: 128

約数和(自身を含む): 65979597600

約数和(自身を除く): 40416172960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 419, 520, 640, 832, 838, 1040, 1664, 1676, 2080, 2095, 3352, 4160, 4190, 5447, 6704, 7333, 8320, 8380, 10894, 13408, 14666, 16760, 21788, 26816, 27235, 29332, 33520, 36665, 43576, 53632, 54470, 58664, 67040, 73330, 87152, 95329, 108940, 117328, 134080, 146660, 174304, 190658, 217880, 234656, 268160, 293320, 348608, 381316, 435760, 469312, 476645, 586640, 697216, 762632, 871520, 938624, 953290, 1173280, 1525264, 1743040, 1906580, 2346560, 3050528, 3072527, 3486080, 3813160, 4693120, 6101056, 6145054, 7626320, 12202112, 12290108, 15252640, 15362635, 24580216, 30505280, 30725270, 39942851, 49160432, 61010560, 61450540, 79885702, 98320864, 122901080, 159771404, 196641728, 199714255, 245802160, 319542808, 393283456, 399428510, 491604320, 639085616, 798857020, 983208640, 1278171232, 1597714040, 1966417280, 2556342464, 3195428080, 5112684928, 6390856160, 12781712320, 25563424640]

約数ペア:

[(1, 25563424640), (2, 12781712320), (4, 6390856160), (5, 5112684928), (8, 3195428080), (10, 2556342464), (13, 1966417280), (16, 1597714040), (20, 1278171232), (26, 983208640), (32, 798857020), (40, 639085616), (52, 491604320), (64, 399428510), (65, 393283456), (80, 319542808), (104, 245802160), (128, 199714255), (130, 196641728), (160, 159771404), (208, 122901080), (260, 98320864), (320, 79885702), (416, 61450540), (419, 61010560), (520, 49160432), (640, 39942851), (832, 30725270), (838, 30505280), (1040, 24580216), (1664, 15362635), (1676, 15252640), (2080, 12290108), (2095, 12202112), (3352, 7626320), (4160, 6145054), (4190, 6101056), (5447, 4693120), (6704, 3813160), (7333, 3486080), (8320, 3072527), (8380, 3050528), (10894, 2346560), (13408, 1906580), (14666, 1743040), (16760, 1525264), (21788, 1173280), (26816, 953290), (27235, 938624), (29332, 871520), (33520, 762632), (36665, 697216), (43576, 586640), (53632, 476645), (54470, 469312), (58664, 435760), (67040, 381316), (73330, 348608), (87152, 293320), (95329, 268160), (108940, 234656), (117328, 217880), (134080, 190658), (146660, 174304)]