85144220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2423}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 205244928

約数和(自身を除く): 120100708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1757, 2423, 2510, 3514, 4846, 5020, 7028, 8785, 9692, 12115, 16961, 17570, 24230, 33922, 35140, 48460, 67844, 84805, 169610, 339220, 608173, 1216346, 2432692, 3040865, 4257211, 6081730, 8514422, 12163460, 17028844, 21286055, 42572110, 85144220]

約数ペア:

[(1, 85144220), (2, 42572110), (4, 21286055), (5, 17028844), (7, 12163460), (10, 8514422), (14, 6081730), (20, 4257211), (28, 3040865), (35, 2432692), (70, 1216346), (140, 608173), (251, 339220), (502, 169610), (1004, 84805), (1255, 67844), (1757, 48460), (2423, 35140), (2510, 33922), (3514, 24230), (4846, 17570), (5020, 16961), (7028, 12115), (8785, 9692)]