20189984750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{11483}}^1$

素因数の和:12054

約数の個数: 64

約数和(自身を含む): 40781797056

約数和(自身を除く): 20591812306

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 541, 650, 1082, 1625, 2705, 3250, 5410, 7033, 11483, 13525, 14066, 22966, 27050, 35165, 57415, 67625, 70330, 114830, 135250, 149279, 175825, 287075, 298558, 351650, 574150, 746395, 879125, 1435375, 1492790, 1758250, 2870750, 3731975, 6212303, 7463950, 12424606, 18659875, 31061515, 37319750, 62123030, 80759939, 155307575, 161519878, 310615150, 403799695, 776537875, 807599390, 1553075750, 2018998475, 4037996950, 10094992375, 20189984750]

約数ペア:

[(1, 20189984750), (2, 10094992375), (5, 4037996950), (10, 2018998475), (13, 1553075750), (25, 807599390), (26, 776537875), (50, 403799695), (65, 310615150), (125, 161519878), (130, 155307575), (250, 80759939), (325, 62123030), (541, 37319750), (650, 31061515), (1082, 18659875), (1625, 12424606), (2705, 7463950), (3250, 6212303), (5410, 3731975), (7033, 2870750), (11483, 1758250), (13525, 1492790), (14066, 1435375), (22966, 879125), (27050, 746395), (35165, 574150), (57415, 351650), (67625, 298558), (70330, 287075), (114830, 175825), (135250, 149279)]