68863430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7643}}^1$

素因数の和:7720

約数の個数: 32

約数和(自身を含む): 133739424

約数和(自身を除く): 64875994

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 4505, 7643, 9010, 15286, 38215, 76430, 129931, 259862, 405079, 649655, 810158, 1299310, 2025395, 4050790, 6886343, 13772686, 34431715, 68863430]

約数ペア:

[(1, 68863430), (2, 34431715), (5, 13772686), (10, 6886343), (17, 4050790), (34, 2025395), (53, 1299310), (85, 810158), (106, 649655), (170, 405079), (265, 259862), (530, 129931), (901, 76430), (1802, 38215), (4505, 15286), (7643, 9010)]