86186840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 202176000

約数和(自身を除く): 115989160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 191, 232, 290, 382, 389, 580, 764, 778, 955, 1160, 1528, 1556, 1910, 1945, 3112, 3820, 3890, 5539, 7640, 7780, 11078, 11281, 15560, 22156, 22562, 27695, 44312, 45124, 55390, 56405, 74299, 90248, 110780, 112810, 148598, 221560, 225620, 297196, 371495, 451240, 594392, 742990, 1485980, 2154671, 2971960, 4309342, 8618684, 10773355, 17237368, 21546710, 43093420, 86186840]

約数ペア:

[(1, 86186840), (2, 43093420), (4, 21546710), (5, 17237368), (8, 10773355), (10, 8618684), (20, 4309342), (29, 2971960), (40, 2154671), (58, 1485980), (116, 742990), (145, 594392), (191, 451240), (232, 371495), (290, 297196), (382, 225620), (389, 221560), (580, 148598), (764, 112810), (778, 110780), (955, 90248), (1160, 74299), (1528, 56405), (1556, 55390), (1910, 45124), (1945, 44312), (3112, 27695), (3820, 22562), (3890, 22156), (5539, 15560), (7640, 11281), (7780, 11078)]