977168050

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{21739}}^1$

素因数の和:21811

約数の個数: 48

約数和(自身を含む): 1940947200

約数和(自身を除く): 963779150

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 290, 310, 725, 775, 899, 1450, 1550, 1798, 4495, 8990, 21739, 22475, 43478, 44950, 108695, 217390, 543475, 630431, 673909, 1086950, 1260862, 1347818, 3152155, 3369545, 6304310, 6739090, 15760775, 16847725, 19543361, 31521550, 33695450, 39086722, 97716805, 195433610, 488584025, 977168050]

約数ペア:

[(1, 977168050), (2, 488584025), (5, 195433610), (10, 97716805), (25, 39086722), (29, 33695450), (31, 31521550), (50, 19543361), (58, 16847725), (62, 15760775), (145, 6739090), (155, 6304310), (290, 3369545), (310, 3152155), (725, 1347818), (775, 1260862), (899, 1086950), (1450, 673909), (1550, 630431), (1798, 543475), (4495, 217390), (8990, 108695), (21739, 44950), (22475, 43478)]