86777180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 144

約数和(自身を含む): 235037376

約数和(自身を除く): 148260196

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 101, 119, 133, 140, 170, 190, 202, 238, 266, 323, 340, 361, 380, 404, 476, 505, 532, 595, 646, 665, 707, 722, 1010, 1190, 1292, 1330, 1414, 1444, 1615, 1717, 1805, 1919, 2020, 2261, 2380, 2527, 2660, 2828, 3230, 3434, 3535, 3610, 3838, 4522, 5054, 6137, 6460, 6868, 7070, 7220, 7676, 8585, 9044, 9595, 10108, 11305, 12019, 12274, 12635, 13433, 14140, 17170, 19190, 22610, 24038, 24548, 25270, 26866, 30685, 32623, 34340, 36461, 38380, 42959, 45220, 48076, 50540, 53732, 60095, 61370, 65246, 67165, 72922, 85918, 120190, 122740, 130492, 134330, 145844, 163115, 171836, 182305, 214795, 228361, 240380, 255227, 268660, 326230, 364610, 429590, 456722, 510454, 619837, 652460, 729220, 859180, 913444, 1020908, 1141805, 1239674, 1276135, 2283610, 2479348, 2552270, 3099185, 4338859, 4567220, 5104540, 6198370, 8677718, 12396740, 17355436, 21694295, 43388590, 86777180]

約数ペア:

[(1, 86777180), (2, 43388590), (4, 21694295), (5, 17355436), (7, 12396740), (10, 8677718), (14, 6198370), (17, 5104540), (19, 4567220), (20, 4338859), (28, 3099185), (34, 2552270), (35, 2479348), (38, 2283610), (68, 1276135), (70, 1239674), (76, 1141805), (85, 1020908), (95, 913444), (101, 859180), (119, 729220), (133, 652460), (140, 619837), (170, 510454), (190, 456722), (202, 429590), (238, 364610), (266, 326230), (323, 268660), (340, 255227), (361, 240380), (380, 228361), (404, 214795), (476, 182305), (505, 171836), (532, 163115), (595, 145844), (646, 134330), (665, 130492), (707, 122740), (722, 120190), (1010, 85918), (1190, 72922), (1292, 67165), (1330, 65246), (1414, 61370), (1444, 60095), (1615, 53732), (1717, 50540), (1805, 48076), (1919, 45220), (2020, 42959), (2261, 38380), (2380, 36461), (2527, 34340), (2660, 32623), (2828, 30685), (3230, 26866), (3434, 25270), (3535, 24548), (3610, 24038), (3838, 22610), (4522, 19190), (5054, 17170), (6137, 14140), (6460, 13433), (6868, 12635), (7070, 12274), (7220, 12019), (7676, 11305), (8585, 10108), (9044, 9595)]