81443103472

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{3457}}^1\times {\mathrm{4219}}^1$

素因数の和:8033

約数の個数: 40

約数和(自身を含む): 158331446000

約数和(自身を除く): 76888342528

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 3457, 4219, 5584, 6914, 8438, 13828, 16876, 27656, 33752, 55312, 67504, 1206493, 1472431, 2412986, 2944862, 4825972, 5889724, 9651944, 11779448, 14585083, 19303888, 23558896, 29170166, 58340332, 116680664, 233361328, 5090193967, 10180387934, 20360775868, 40721551736, 81443103472]

約数ペア:

[(1, 81443103472), (2, 40721551736), (4, 20360775868), (8, 10180387934), (16, 5090193967), (349, 233361328), (698, 116680664), (1396, 58340332), (2792, 29170166), (3457, 23558896), (4219, 19303888), (5584, 14585083), (6914, 11779448), (8438, 9651944), (13828, 5889724), (16876, 4825972), (27656, 2944862), (33752, 2412986), (55312, 1472431), (67504, 1206493)]