20730607600

素因数分解:

$2^4\times 5^2\times {\mathrm{797}}^1\times {\mathrm{65027}}^1$

素因数の和:65842

約数の個数: 60

約数和(自身を含む): 49868542584

約数和(自身を除く): 29137934984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 797, 1594, 3188, 3985, 6376, 7970, 12752, 15940, 19925, 31880, 39850, 63760, 65027, 79700, 130054, 159400, 260108, 318800, 325135, 520216, 650270, 1040432, 1300540, 1625675, 2601080, 3251350, 5202160, 6502700, 13005400, 26010800, 51826519, 103653038, 207306076, 259132595, 414612152, 518265190, 829224304, 1036530380, 1295662975, 2073060760, 2591325950, 4146121520, 5182651900, 10365303800, 20730607600]

約数ペア:

[(1, 20730607600), (2, 10365303800), (4, 5182651900), (5, 4146121520), (8, 2591325950), (10, 2073060760), (16, 1295662975), (20, 1036530380), (25, 829224304), (40, 518265190), (50, 414612152), (80, 259132595), (100, 207306076), (200, 103653038), (400, 51826519), (797, 26010800), (1594, 13005400), (3188, 6502700), (3985, 5202160), (6376, 3251350), (7970, 2601080), (12752, 1625675), (15940, 1300540), (19925, 1040432), (31880, 650270), (39850, 520216), (63760, 325135), (65027, 318800), (79700, 260108), (130054, 159400)]