1229698750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{313}}^1\times {\mathrm{449}}^1$

素因数の和:791

約数の個数: 80

約数和(自身を含む): 2648527200

約数和(自身を除く): 1418828450

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 313, 350, 449, 625, 626, 875, 898, 1250, 1565, 1750, 2191, 2245, 3130, 3143, 4375, 4382, 4490, 6286, 7825, 8750, 10955, 11225, 15650, 15715, 21910, 22450, 31430, 39125, 54775, 56125, 78250, 78575, 109550, 112250, 140537, 157150, 195625, 273875, 280625, 281074, 391250, 392875, 547750, 561250, 702685, 785750, 983759, 1369375, 1405370, 1964375, 1967518, 2738750, 3513425, 3928750, 4918795, 7026850, 9837590, 17567125, 24593975, 35134250, 49187950, 87835625, 122969875, 175671250, 245939750, 614849375, 1229698750]

約数ペア:

[(1, 1229698750), (2, 614849375), (5, 245939750), (7, 175671250), (10, 122969875), (14, 87835625), (25, 49187950), (35, 35134250), (50, 24593975), (70, 17567125), (125, 9837590), (175, 7026850), (250, 4918795), (313, 3928750), (350, 3513425), (449, 2738750), (625, 1967518), (626, 1964375), (875, 1405370), (898, 1369375), (1250, 983759), (1565, 785750), (1750, 702685), (2191, 561250), (2245, 547750), (3130, 392875), (3143, 391250), (4375, 281074), (4382, 280625), (4490, 273875), (6286, 195625), (7825, 157150), (8750, 140537), (10955, 112250), (11225, 109550), (15650, 78575), (15715, 78250), (21910, 56125), (22450, 54775), (31430, 39125)]