38502590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 82280448

約数和(自身を除く): 43777858

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 71, 122, 127, 142, 254, 305, 355, 427, 497, 610, 635, 710, 854, 889, 994, 1270, 1778, 2135, 2485, 4270, 4331, 4445, 4970, 7747, 8662, 8890, 9017, 15494, 18034, 21655, 30317, 38735, 43310, 45085, 54229, 60634, 63119, 77470, 90170, 108458, 126238, 151585, 271145, 303170, 315595, 542290, 550037, 631190, 1100074, 2750185, 3850259, 5500370, 7700518, 19251295, 38502590]

約数ペア:

[(1, 38502590), (2, 19251295), (5, 7700518), (7, 5500370), (10, 3850259), (14, 2750185), (35, 1100074), (61, 631190), (70, 550037), (71, 542290), (122, 315595), (127, 303170), (142, 271145), (254, 151585), (305, 126238), (355, 108458), (427, 90170), (497, 77470), (610, 63119), (635, 60634), (710, 54229), (854, 45085), (889, 43310), (994, 38735), (1270, 30317), (1778, 21655), (2135, 18034), (2485, 15494), (4270, 9017), (4331, 8890), (4445, 8662), (4970, 7747)]