68450540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2953}}^1$

素因数の和:3042

約数の個数: 48

約数和(自身を含む): 153844320

約数和(自身を除く): 85393780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 2953, 4636, 5795, 5906, 11590, 11812, 14765, 23180, 29530, 56107, 59060, 112214, 180133, 224428, 280535, 360266, 561070, 720532, 900665, 1122140, 1801330, 3422527, 3602660, 6845054, 13690108, 17112635, 34225270, 68450540]

約数ペア:

[(1, 68450540), (2, 34225270), (4, 17112635), (5, 13690108), (10, 6845054), (19, 3602660), (20, 3422527), (38, 1801330), (61, 1122140), (76, 900665), (95, 720532), (122, 561070), (190, 360266), (244, 280535), (305, 224428), (380, 180133), (610, 112214), (1159, 59060), (1220, 56107), (2318, 29530), (2953, 23180), (4636, 14765), (5795, 11812), (5906, 11590)]