61777730

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:149

約数の個数: 80

約数和(自身を含む): 135523584

約数和(自身を除く): 73745854

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 83, 98, 155, 166, 217, 245, 310, 343, 415, 434, 490, 581, 686, 830, 1085, 1162, 1519, 1715, 2170, 2401, 2573, 2905, 3038, 3430, 4067, 4802, 5146, 5810, 7595, 8134, 10633, 12005, 12865, 15190, 18011, 20335, 21266, 24010, 25730, 28469, 36022, 40670, 53165, 56938, 74431, 90055, 106330, 126077, 142345, 148862, 180110, 199283, 252154, 284690, 372155, 398566, 630385, 744310, 882539, 996415, 1260770, 1765078, 1992830, 4412695, 6177773, 8825390, 12355546, 30888865, 61777730]

約数ペア:

[(1, 61777730), (2, 30888865), (5, 12355546), (7, 8825390), (10, 6177773), (14, 4412695), (31, 1992830), (35, 1765078), (49, 1260770), (62, 996415), (70, 882539), (83, 744310), (98, 630385), (155, 398566), (166, 372155), (217, 284690), (245, 252154), (310, 199283), (343, 180110), (415, 148862), (434, 142345), (490, 126077), (581, 106330), (686, 90055), (830, 74431), (1085, 56938), (1162, 53165), (1519, 40670), (1715, 36022), (2170, 28469), (2401, 25730), (2573, 24010), (2905, 21266), (3038, 20335), (3430, 18011), (4067, 15190), (4802, 12865), (5146, 12005), (5810, 10633), (7595, 8134)]