12782708128

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{266129}}^1$

素因数の和:266237

約数の個数: 48

約数和(自身を含む): 26825904000

約数和(自身を除く): 14043195872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 79, 152, 158, 304, 316, 608, 632, 1264, 1501, 2528, 3002, 6004, 12008, 24016, 48032, 266129, 532258, 1064516, 2129032, 4258064, 5056451, 8516128, 10112902, 20225804, 21024191, 40451608, 42048382, 80903216, 84096764, 161806432, 168193528, 336387056, 399459629, 672774112, 798919258, 1597838516, 3195677032, 6391354064, 12782708128]

約数ペア:

[(1, 12782708128), (2, 6391354064), (4, 3195677032), (8, 1597838516), (16, 798919258), (19, 672774112), (32, 399459629), (38, 336387056), (76, 168193528), (79, 161806432), (152, 84096764), (158, 80903216), (304, 42048382), (316, 40451608), (608, 21024191), (632, 20225804), (1264, 10112902), (1501, 8516128), (2528, 5056451), (3002, 4258064), (6004, 2129032), (12008, 1064516), (24016, 532258), (48032, 266129)]