8049131780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{4001}}^1$

素因数の和:4185

約数の個数: 96

約数和(自身を含む): 18383010912

約数和(自身を除く): 10333879132

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 97, 122, 170, 194, 244, 305, 340, 388, 485, 610, 970, 1037, 1220, 1649, 1940, 2074, 3298, 4001, 4148, 5185, 5917, 6596, 8002, 8245, 10370, 11834, 16004, 16490, 20005, 20740, 23668, 29585, 32980, 40010, 59170, 68017, 80020, 100589, 118340, 136034, 201178, 244061, 272068, 340085, 388097, 402356, 488122, 502945, 680170, 776194, 976244, 1005890, 1220305, 1360340, 1552388, 1940485, 2011780, 2440610, 3880970, 4149037, 4881220, 6597649, 7761940, 8298074, 13195298, 16596148, 20745185, 23673917, 26390596, 32988245, 41490370, 47347834, 65976490, 82980740, 94695668, 118369585, 131952980, 236739170, 402456589, 473478340, 804913178, 1609826356, 2012282945, 4024565890, 8049131780]

約数ペア:

[(1, 8049131780), (2, 4024565890), (4, 2012282945), (5, 1609826356), (10, 804913178), (17, 473478340), (20, 402456589), (34, 236739170), (61, 131952980), (68, 118369585), (85, 94695668), (97, 82980740), (122, 65976490), (170, 47347834), (194, 41490370), (244, 32988245), (305, 26390596), (340, 23673917), (388, 20745185), (485, 16596148), (610, 13195298), (970, 8298074), (1037, 7761940), (1220, 6597649), (1649, 4881220), (1940, 4149037), (2074, 3880970), (3298, 2440610), (4001, 2011780), (4148, 1940485), (5185, 1552388), (5917, 1360340), (6596, 1220305), (8002, 1005890), (8245, 976244), (10370, 776194), (11834, 680170), (16004, 502945), (16490, 488122), (20005, 402356), (20740, 388097), (23668, 340085), (29585, 272068), (32980, 244061), (40010, 201178), (59170, 136034), (68017, 118340), (80020, 100589)]