86915900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 216548640

約数和(自身を除く): 129632740

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 41, 43, 50, 58, 68, 82, 85, 86, 100, 116, 145, 164, 170, 172, 205, 215, 290, 340, 410, 425, 430, 493, 580, 697, 725, 731, 820, 850, 860, 986, 1025, 1075, 1189, 1247, 1394, 1450, 1462, 1700, 1763, 1972, 2050, 2150, 2378, 2465, 2494, 2788, 2900, 2924, 3485, 3526, 3655, 4100, 4300, 4756, 4930, 4988, 5945, 6235, 6970, 7052, 7310, 8815, 9860, 11890, 12325, 12470, 13940, 14620, 17425, 17630, 18275, 20213, 21199, 23780, 24650, 24940, 29725, 29971, 31175, 34850, 35260, 36550, 40426, 42398, 44075, 49300, 51127, 59450, 59942, 62350, 69700, 73100, 80852, 84796, 88150, 101065, 102254, 105995, 118900, 119884, 124700, 149855, 176300, 202130, 204508, 211990, 255635, 299710, 404260, 423980, 505325, 511270, 529975, 599420, 749275, 869159, 1010650, 1022540, 1059950, 1278175, 1498550, 1738318, 2021300, 2119900, 2556350, 2997100, 3476636, 4345795, 5112700, 8691590, 17383180, 21728975, 43457950, 86915900]

約数ペア:

[(1, 86915900), (2, 43457950), (4, 21728975), (5, 17383180), (10, 8691590), (17, 5112700), (20, 4345795), (25, 3476636), (29, 2997100), (34, 2556350), (41, 2119900), (43, 2021300), (50, 1738318), (58, 1498550), (68, 1278175), (82, 1059950), (85, 1022540), (86, 1010650), (100, 869159), (116, 749275), (145, 599420), (164, 529975), (170, 511270), (172, 505325), (205, 423980), (215, 404260), (290, 299710), (340, 255635), (410, 211990), (425, 204508), (430, 202130), (493, 176300), (580, 149855), (697, 124700), (725, 119884), (731, 118900), (820, 105995), (850, 102254), (860, 101065), (986, 88150), (1025, 84796), (1075, 80852), (1189, 73100), (1247, 69700), (1394, 62350), (1450, 59942), (1462, 59450), (1700, 51127), (1763, 49300), (1972, 44075), (2050, 42398), (2150, 40426), (2378, 36550), (2465, 35260), (2494, 34850), (2788, 31175), (2900, 29971), (2924, 29725), (3485, 24940), (3526, 24650), (3655, 23780), (4100, 21199), (4300, 20213), (4756, 18275), (4930, 17630), (4988, 17425), (5945, 14620), (6235, 13940), (6970, 12470), (7052, 12325), (7310, 11890), (8815, 9860)]