1778986782700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{14323}}^1\times {\mathrm{65371}}^1$

素因数の和:79727

約数の個数: 72

約数和(自身を含む): 4063926211520

約数和(自身を除く): 2284939428820

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 14323, 28646, 57292, 65371, 71615, 130742, 143230, 261484, 272137, 286460, 326855, 358075, 544274, 653710, 716150, 1088548, 1242049, 1307420, 1360685, 1432300, 1634275, 2484098, 2721370, 3268550, 4968196, 5442740, 6210245, 6537100, 6803425, 12420490, 13606850, 24840980, 27213700, 31051225, 62102450, 124204900, 936308833, 1872617666, 3745235332, 4681544165, 9363088330, 17789867827, 18726176660, 23407720825, 35579735654, 46815441650, 71159471308, 88949339135, 93630883300, 177898678270, 355797356540, 444746695675, 889493391350, 1778986782700]

約数ペア:

[(1, 1778986782700), (2, 889493391350), (4, 444746695675), (5, 355797356540), (10, 177898678270), (19, 93630883300), (20, 88949339135), (25, 71159471308), (38, 46815441650), (50, 35579735654), (76, 23407720825), (95, 18726176660), (100, 17789867827), (190, 9363088330), (380, 4681544165), (475, 3745235332), (950, 1872617666), (1900, 936308833), (14323, 124204900), (28646, 62102450), (57292, 31051225), (65371, 27213700), (71615, 24840980), (130742, 13606850), (143230, 12420490), (261484, 6803425), (272137, 6537100), (286460, 6210245), (326855, 5442740), (358075, 4968196), (544274, 3268550), (653710, 2721370), (716150, 2484098), (1088548, 1634275), (1242049, 1432300), (1307420, 1360685)]