66529820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2131}}^1$

素因数の和:2370

約数の個数: 48

約数和(自身を含む): 160462848

約数和(自身を除く): 93933028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2131, 2230, 3122, 4262, 4460, 6244, 7805, 8524, 10655, 14917, 15610, 21310, 29834, 31220, 42620, 59668, 74585, 149170, 298340, 475213, 950426, 1900852, 2376065, 3326491, 4752130, 6652982, 9504260, 13305964, 16632455, 33264910, 66529820]

約数ペア:

[(1, 66529820), (2, 33264910), (4, 16632455), (5, 13305964), (7, 9504260), (10, 6652982), (14, 4752130), (20, 3326491), (28, 2376065), (35, 1900852), (70, 950426), (140, 475213), (223, 298340), (446, 149170), (892, 74585), (1115, 59668), (1561, 42620), (2131, 31220), (2230, 29834), (3122, 21310), (4262, 15610), (4460, 14917), (6244, 10655), (7805, 8524)]