156621140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4397}}^1$

素因数の和:4556

約数の個数: 48

約数和(自身を含む): 356871312

約数和(自身を除く): 200250172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2740, 3562, 4397, 7124, 8794, 8905, 17588, 17810, 21985, 35620, 43970, 57161, 87940, 114322, 228644, 285805, 571610, 602389, 1143220, 1204778, 2409556, 3011945, 6023890, 7831057, 12047780, 15662114, 31324228, 39155285, 78310570, 156621140]

約数ペア:

[(1, 156621140), (2, 78310570), (4, 39155285), (5, 31324228), (10, 15662114), (13, 12047780), (20, 7831057), (26, 6023890), (52, 3011945), (65, 2409556), (130, 1204778), (137, 1143220), (260, 602389), (274, 571610), (548, 285805), (685, 228644), (1370, 114322), (1781, 87940), (2740, 57161), (3562, 43970), (4397, 35620), (7124, 21985), (8794, 17810), (8905, 17588)]