68605790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 72

約数和(自身を含む): 142634520

約数和(自身を除く): 74028730

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 59, 62, 110, 118, 121, 155, 242, 295, 310, 341, 590, 605, 649, 682, 961, 1210, 1298, 1705, 1829, 1922, 3245, 3410, 3658, 3751, 4805, 6490, 7139, 7502, 9145, 9610, 10571, 14278, 18290, 18755, 20119, 21142, 35695, 37510, 40238, 52855, 56699, 71390, 100595, 105710, 113398, 116281, 201190, 221309, 232562, 283495, 442618, 566990, 581405, 623689, 1106545, 1162810, 1247378, 2213090, 3118445, 6236890, 6860579, 13721158, 34302895, 68605790]

約数ペア:

[(1, 68605790), (2, 34302895), (5, 13721158), (10, 6860579), (11, 6236890), (22, 3118445), (31, 2213090), (55, 1247378), (59, 1162810), (62, 1106545), (110, 623689), (118, 581405), (121, 566990), (155, 442618), (242, 283495), (295, 232562), (310, 221309), (341, 201190), (590, 116281), (605, 113398), (649, 105710), (682, 100595), (961, 71390), (1210, 56699), (1298, 52855), (1705, 40238), (1829, 37510), (1922, 35695), (3245, 21142), (3410, 20119), (3658, 18755), (3751, 18290), (4805, 14278), (6490, 10571), (7139, 9610), (7502, 9145)]