65941820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1423}}^1$

素因数の和:1770

約数の個数: 48

約数和(自身を含む): 158850048

約数和(自身を除く): 92908228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 331, 662, 1324, 1423, 1655, 2317, 2846, 3310, 4634, 5692, 6620, 7115, 9268, 9961, 11585, 14230, 19922, 23170, 28460, 39844, 46340, 49805, 99610, 199220, 471013, 942026, 1884052, 2355065, 3297091, 4710130, 6594182, 9420260, 13188364, 16485455, 32970910, 65941820]

約数ペア:

[(1, 65941820), (2, 32970910), (4, 16485455), (5, 13188364), (7, 9420260), (10, 6594182), (14, 4710130), (20, 3297091), (28, 2355065), (35, 1884052), (70, 942026), (140, 471013), (331, 199220), (662, 99610), (1324, 49805), (1423, 46340), (1655, 39844), (2317, 28460), (2846, 23170), (3310, 19922), (4634, 14230), (5692, 11585), (6620, 9961), (7115, 9268)]