105983980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{509}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 231336000

約数和(自身を除く): 125352020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 359, 509, 580, 718, 1018, 1436, 1795, 2036, 2545, 3590, 5090, 7180, 10180, 10411, 14761, 20822, 29522, 41644, 52055, 59044, 73805, 104110, 147610, 182731, 208220, 295220, 365462, 730924, 913655, 1827310, 3654620, 5299199, 10598398, 21196796, 26495995, 52991990, 105983980]

約数ペア:

[(1, 105983980), (2, 52991990), (4, 26495995), (5, 21196796), (10, 10598398), (20, 5299199), (29, 3654620), (58, 1827310), (116, 913655), (145, 730924), (290, 365462), (359, 295220), (509, 208220), (580, 182731), (718, 147610), (1018, 104110), (1436, 73805), (1795, 59044), (2036, 52055), (2545, 41644), (3590, 29522), (5090, 20822), (7180, 14761), (10180, 10411)]