66095720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{353}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 154967040

約数和(自身を除く): 88871320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 151, 155, 248, 302, 310, 353, 604, 620, 706, 755, 1208, 1240, 1412, 1510, 1765, 2824, 3020, 3530, 4681, 6040, 7060, 9362, 10943, 14120, 18724, 21886, 23405, 37448, 43772, 46810, 53303, 54715, 87544, 93620, 106606, 109430, 187240, 213212, 218860, 266515, 426424, 437720, 533030, 1066060, 1652393, 2132120, 3304786, 6609572, 8261965, 13219144, 16523930, 33047860, 66095720]

約数ペア:

[(1, 66095720), (2, 33047860), (4, 16523930), (5, 13219144), (8, 8261965), (10, 6609572), (20, 3304786), (31, 2132120), (40, 1652393), (62, 1066060), (124, 533030), (151, 437720), (155, 426424), (248, 266515), (302, 218860), (310, 213212), (353, 187240), (604, 109430), (620, 106606), (706, 93620), (755, 87544), (1208, 54715), (1240, 53303), (1412, 46810), (1510, 43772), (1765, 37448), (2824, 23405), (3020, 21886), (3530, 18724), (4681, 14120), (6040, 10943), (7060, 9362)]