917489950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{45533}}^1$

素因数の和:45589

約数の個数: 48

約数和(自身を含む): 1897128576

約数和(自身を除く): 979638626

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 10075, 20150, 45533, 91066, 227665, 455330, 591929, 1138325, 1183858, 1411523, 2276650, 2823046, 2959645, 5919290, 7057615, 14115230, 14798225, 18349799, 29596450, 35288075, 36699598, 70576150, 91748995, 183497990, 458744975, 917489950]

約数ペア:

[(1, 917489950), (2, 458744975), (5, 183497990), (10, 91748995), (13, 70576150), (25, 36699598), (26, 35288075), (31, 29596450), (50, 18349799), (62, 14798225), (65, 14115230), (130, 7057615), (155, 5919290), (310, 2959645), (325, 2823046), (403, 2276650), (650, 1411523), (775, 1183858), (806, 1138325), (1550, 591929), (2015, 455330), (4030, 227665), (10075, 91066), (20150, 45533)]