77961590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1053

約数の個数: 64

約数和(自身を含む): 170201088

約数和(自身を除く): 92239498

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 37, 62, 70, 74, 155, 185, 217, 259, 310, 370, 434, 518, 971, 1085, 1147, 1295, 1942, 2170, 2294, 2590, 4855, 5735, 6797, 8029, 9710, 11470, 13594, 16058, 30101, 33985, 35927, 40145, 60202, 67970, 71854, 80290, 150505, 179635, 210707, 251489, 301010, 359270, 421414, 502978, 1053535, 1113737, 1257445, 2107070, 2227474, 2514890, 5568685, 7796159, 11137370, 15592318, 38980795, 77961590]

約数ペア:

[(1, 77961590), (2, 38980795), (5, 15592318), (7, 11137370), (10, 7796159), (14, 5568685), (31, 2514890), (35, 2227474), (37, 2107070), (62, 1257445), (70, 1113737), (74, 1053535), (155, 502978), (185, 421414), (217, 359270), (259, 301010), (310, 251489), (370, 210707), (434, 179635), (518, 150505), (971, 80290), (1085, 71854), (1147, 67970), (1295, 60202), (1942, 40145), (2170, 35927), (2294, 33985), (2590, 30101), (4855, 16058), (5735, 13594), (6797, 11470), (8029, 9710)]