61976440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 145336320

約数和(自身を除く): 83359880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 151, 155, 248, 302, 310, 331, 604, 620, 662, 755, 1208, 1240, 1324, 1510, 1655, 2648, 3020, 3310, 4681, 6040, 6620, 9362, 10261, 13240, 18724, 20522, 23405, 37448, 41044, 46810, 49981, 51305, 82088, 93620, 99962, 102610, 187240, 199924, 205220, 249905, 399848, 410440, 499810, 999620, 1549411, 1999240, 3098822, 6197644, 7747055, 12395288, 15494110, 30988220, 61976440]

約数ペア:

[(1, 61976440), (2, 30988220), (4, 15494110), (5, 12395288), (8, 7747055), (10, 6197644), (20, 3098822), (31, 1999240), (40, 1549411), (62, 999620), (124, 499810), (151, 410440), (155, 399848), (248, 249905), (302, 205220), (310, 199924), (331, 187240), (604, 102610), (620, 99962), (662, 93620), (755, 82088), (1208, 51305), (1240, 49981), (1324, 46810), (1510, 41044), (1655, 37448), (2648, 23405), (3020, 20522), (3310, 18724), (4681, 13240), (6040, 10261), (6620, 9362)]