83753680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 202112064

約数和(自身を除く): 118358384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 97, 172, 194, 215, 251, 344, 388, 430, 485, 502, 688, 776, 860, 970, 1004, 1255, 1552, 1720, 1940, 2008, 2510, 3440, 3880, 4016, 4171, 5020, 7760, 8342, 10040, 10793, 16684, 20080, 20855, 21586, 24347, 33368, 41710, 43172, 48694, 53965, 66736, 83420, 86344, 97388, 107930, 121735, 166840, 172688, 194776, 215860, 243470, 333680, 389552, 431720, 486940, 863440, 973880, 1046921, 1947760, 2093842, 4187684, 5234605, 8375368, 10469210, 16750736, 20938420, 41876840, 83753680]

約数ペア:

[(1, 83753680), (2, 41876840), (4, 20938420), (5, 16750736), (8, 10469210), (10, 8375368), (16, 5234605), (20, 4187684), (40, 2093842), (43, 1947760), (80, 1046921), (86, 973880), (97, 863440), (172, 486940), (194, 431720), (215, 389552), (251, 333680), (344, 243470), (388, 215860), (430, 194776), (485, 172688), (502, 166840), (688, 121735), (776, 107930), (860, 97388), (970, 86344), (1004, 83420), (1255, 66736), (1552, 53965), (1720, 48694), (1940, 43172), (2008, 41710), (2510, 33368), (3440, 24347), (3880, 21586), (4016, 20855), (4171, 20080), (5020, 16684), (7760, 10793), (8342, 10040)]