68538764

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1321}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 146583360

約数和(自身を除く): 78044596

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 109, 119, 218, 238, 436, 476, 763, 1321, 1526, 1853, 2642, 3052, 3706, 5284, 7412, 9247, 12971, 18494, 22457, 25942, 36988, 44914, 51884, 89828, 143989, 157199, 287978, 314398, 575956, 628796, 1007923, 2015846, 2447813, 4031692, 4895626, 9791252, 17134691, 34269382, 68538764]

約数ペア:

[(1, 68538764), (2, 34269382), (4, 17134691), (7, 9791252), (14, 4895626), (17, 4031692), (28, 2447813), (34, 2015846), (68, 1007923), (109, 628796), (119, 575956), (218, 314398), (238, 287978), (436, 157199), (476, 143989), (763, 89828), (1321, 51884), (1526, 44914), (1853, 36988), (2642, 25942), (3052, 22457), (3706, 18494), (5284, 12971), (7412, 9247)]