187125920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1217}}^1$

素因数の和:1294

約数の個数: 72

約数和(自身を含む): 457181172

約数和(自身を除く): 270055252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1217, 1240, 1922, 2434, 2480, 3844, 4805, 4868, 4960, 6085, 7688, 9610, 9736, 12170, 15376, 19220, 19472, 24340, 30752, 37727, 38440, 38944, 48680, 75454, 76880, 97360, 150908, 153760, 188635, 194720, 301816, 377270, 603632, 754540, 1169537, 1207264, 1509080, 2339074, 3018160, 4678148, 5847685, 6036320, 9356296, 11695370, 18712592, 23390740, 37425184, 46781480, 93562960, 187125920]

約数ペア:

[(1, 187125920), (2, 93562960), (4, 46781480), (5, 37425184), (8, 23390740), (10, 18712592), (16, 11695370), (20, 9356296), (31, 6036320), (32, 5847685), (40, 4678148), (62, 3018160), (80, 2339074), (124, 1509080), (155, 1207264), (160, 1169537), (248, 754540), (310, 603632), (496, 377270), (620, 301816), (961, 194720), (992, 188635), (1217, 153760), (1240, 150908), (1922, 97360), (2434, 76880), (2480, 75454), (3844, 48680), (4805, 38944), (4868, 38440), (4960, 37727), (6085, 30752), (7688, 24340), (9610, 19472), (9736, 19220), (12170, 15376)]