130178728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 268128000

約数和(自身を除く): 137949272

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 79, 148, 152, 158, 293, 296, 316, 586, 632, 703, 1172, 1406, 1501, 2344, 2812, 2923, 3002, 5567, 5624, 5846, 6004, 10841, 11134, 11692, 12008, 21682, 22268, 23147, 23384, 43364, 44536, 46294, 55537, 86728, 92588, 111074, 185176, 205979, 222148, 411958, 439793, 444296, 823916, 856439, 879586, 1647832, 1712878, 1759172, 3425756, 3518344, 6851512, 16272341, 32544682, 65089364, 130178728]

約数ペア:

[(1, 130178728), (2, 65089364), (4, 32544682), (8, 16272341), (19, 6851512), (37, 3518344), (38, 3425756), (74, 1759172), (76, 1712878), (79, 1647832), (148, 879586), (152, 856439), (158, 823916), (293, 444296), (296, 439793), (316, 411958), (586, 222148), (632, 205979), (703, 185176), (1172, 111074), (1406, 92588), (1501, 86728), (2344, 55537), (2812, 46294), (2923, 44536), (3002, 43364), (5567, 23384), (5624, 23147), (5846, 22268), (6004, 21682), (10841, 12008), (11134, 11692)]