75720450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 144

約数和(自身を含む): 212397120

約数和(自身を除く): 136676670

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 29, 30, 39, 50, 58, 65, 75, 78, 87, 103, 130, 145, 150, 169, 174, 195, 206, 290, 309, 325, 338, 377, 390, 435, 507, 515, 618, 650, 725, 754, 845, 870, 975, 1014, 1030, 1131, 1339, 1450, 1545, 1690, 1885, 1950, 2175, 2262, 2535, 2575, 2678, 2987, 3090, 3770, 4017, 4225, 4350, 4901, 5070, 5150, 5655, 5974, 6695, 7725, 8034, 8450, 8961, 9425, 9802, 11310, 12675, 13390, 14703, 14935, 15450, 17407, 17922, 18850, 20085, 24505, 25350, 28275, 29406, 29870, 33475, 34814, 38831, 40170, 44805, 49010, 52221, 56550, 66950, 73515, 74675, 77662, 87035, 89610, 100425, 104442, 116493, 122525, 147030, 149350, 174070, 194155, 200850, 224025, 232986, 245050, 261105, 367575, 388310, 435175, 448050, 504803, 522210, 582465, 735150, 870350, 970775, 1009606, 1164930, 1305525, 1514409, 1941550, 2524015, 2611050, 2912325, 3028818, 5048030, 5824650, 7572045, 12620075, 15144090, 25240150, 37860225, 75720450]

約数ペア:

[(1, 75720450), (2, 37860225), (3, 25240150), (5, 15144090), (6, 12620075), (10, 7572045), (13, 5824650), (15, 5048030), (25, 3028818), (26, 2912325), (29, 2611050), (30, 2524015), (39, 1941550), (50, 1514409), (58, 1305525), (65, 1164930), (75, 1009606), (78, 970775), (87, 870350), (103, 735150), (130, 582465), (145, 522210), (150, 504803), (169, 448050), (174, 435175), (195, 388310), (206, 367575), (290, 261105), (309, 245050), (325, 232986), (338, 224025), (377, 200850), (390, 194155), (435, 174070), (507, 149350), (515, 147030), (618, 122525), (650, 116493), (725, 104442), (754, 100425), (845, 89610), (870, 87035), (975, 77662), (1014, 74675), (1030, 73515), (1131, 66950), (1339, 56550), (1450, 52221), (1545, 49010), (1690, 44805), (1885, 40170), (1950, 38831), (2175, 34814), (2262, 33475), (2535, 29870), (2575, 29406), (2678, 28275), (2987, 25350), (3090, 24505), (3770, 20085), (4017, 18850), (4225, 17922), (4350, 17407), (4901, 15450), (5070, 14935), (5150, 14703), (5655, 13390), (5974, 12675), (6695, 11310), (7725, 9802), (8034, 9425), (8450, 8961)]