78436300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 195924960

約数和(自身を除く): 117488660

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 37, 43, 50, 58, 68, 74, 85, 86, 100, 116, 145, 148, 170, 172, 185, 215, 290, 340, 370, 425, 430, 493, 580, 629, 725, 731, 740, 850, 860, 925, 986, 1073, 1075, 1247, 1258, 1450, 1462, 1591, 1700, 1850, 1972, 2146, 2150, 2465, 2494, 2516, 2900, 2924, 3145, 3182, 3655, 3700, 4292, 4300, 4930, 4988, 5365, 6235, 6290, 6364, 7310, 7955, 9860, 10730, 12325, 12470, 12580, 14620, 15725, 15910, 18241, 18275, 21199, 21460, 24650, 24940, 26825, 27047, 31175, 31450, 31820, 36482, 36550, 39775, 42398, 46139, 49300, 53650, 54094, 62350, 62900, 72964, 73100, 79550, 84796, 91205, 92278, 105995, 107300, 108188, 124700, 135235, 159100, 182410, 184556, 211990, 230695, 270470, 364820, 423980, 456025, 461390, 529975, 540940, 676175, 784363, 912050, 922780, 1059950, 1153475, 1352350, 1568726, 1824100, 2119900, 2306950, 2704700, 3137452, 3921815, 4613900, 7843630, 15687260, 19609075, 39218150, 78436300]

約数ペア:

[(1, 78436300), (2, 39218150), (4, 19609075), (5, 15687260), (10, 7843630), (17, 4613900), (20, 3921815), (25, 3137452), (29, 2704700), (34, 2306950), (37, 2119900), (43, 1824100), (50, 1568726), (58, 1352350), (68, 1153475), (74, 1059950), (85, 922780), (86, 912050), (100, 784363), (116, 676175), (145, 540940), (148, 529975), (170, 461390), (172, 456025), (185, 423980), (215, 364820), (290, 270470), (340, 230695), (370, 211990), (425, 184556), (430, 182410), (493, 159100), (580, 135235), (629, 124700), (725, 108188), (731, 107300), (740, 105995), (850, 92278), (860, 91205), (925, 84796), (986, 79550), (1073, 73100), (1075, 72964), (1247, 62900), (1258, 62350), (1450, 54094), (1462, 53650), (1591, 49300), (1700, 46139), (1850, 42398), (1972, 39775), (2146, 36550), (2150, 36482), (2465, 31820), (2494, 31450), (2516, 31175), (2900, 27047), (2924, 26825), (3145, 24940), (3182, 24650), (3655, 21460), (3700, 21199), (4292, 18275), (4300, 18241), (4930, 15910), (4988, 15725), (5365, 14620), (6235, 12580), (6290, 12470), (6364, 12325), (7310, 10730), (7955, 9860)]