552761870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1413

約数の個数: 64

約数和(自身を含む): 1094126400

約数和(自身を除く): 541364530

約数列:

[1, 2, 5, 10, 19, 37, 38, 61, 74, 95, 122, 185, 190, 305, 370, 610, 703, 1159, 1289, 1406, 2257, 2318, 2578, 3515, 4514, 5795, 6445, 7030, 11285, 11590, 12890, 22570, 24491, 42883, 47693, 48982, 78629, 85766, 95386, 122455, 157258, 214415, 238465, 244910, 393145, 428830, 476930, 786290, 906167, 1493951, 1812334, 2909273, 2987902, 4530835, 5818546, 7469755, 9061670, 14546365, 14939510, 29092730, 55276187, 110552374, 276380935, 552761870]

約数ペア:

[(1, 552761870), (2, 276380935), (5, 110552374), (10, 55276187), (19, 29092730), (37, 14939510), (38, 14546365), (61, 9061670), (74, 7469755), (95, 5818546), (122, 4530835), (185, 2987902), (190, 2909273), (305, 1812334), (370, 1493951), (610, 906167), (703, 786290), (1159, 476930), (1289, 428830), (1406, 393145), (2257, 244910), (2318, 238465), (2578, 214415), (3515, 157258), (4514, 122455), (5795, 95386), (6445, 85766), (7030, 78629), (11285, 48982), (11590, 47693), (12890, 42883), (22570, 24491)]