79582640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1350

約数の個数: 80

約数和(自身を含む): 199674720

約数和(自身を除く): 120092080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1277, 1520, 1558, 1640, 2554, 3116, 3280, 3895, 5108, 6232, 6385, 7790, 10216, 12464, 12770, 15580, 20432, 24263, 25540, 31160, 48526, 51080, 52357, 62320, 97052, 102160, 104714, 121315, 194104, 209428, 242630, 261785, 388208, 418856, 485260, 523570, 837712, 970520, 994783, 1047140, 1941040, 1989566, 2094280, 3979132, 4188560, 4973915, 7958264, 9947830, 15916528, 19895660, 39791320, 79582640]

約数ペア:

[(1, 79582640), (2, 39791320), (4, 19895660), (5, 15916528), (8, 9947830), (10, 7958264), (16, 4973915), (19, 4188560), (20, 3979132), (38, 2094280), (40, 1989566), (41, 1941040), (76, 1047140), (80, 994783), (82, 970520), (95, 837712), (152, 523570), (164, 485260), (190, 418856), (205, 388208), (304, 261785), (328, 242630), (380, 209428), (410, 194104), (656, 121315), (760, 104714), (779, 102160), (820, 97052), (1277, 62320), (1520, 52357), (1558, 51080), (1640, 48526), (2554, 31160), (3116, 25540), (3280, 24263), (3895, 20432), (5108, 15580), (6232, 12770), (6385, 12464), (7790, 10216)]