161696210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1403

約数の個数: 64

約数和(自身を含む): 335301120

約数和(自身を除く): 173604910

約数列:

[1, 2, 5, 10, 13, 23, 26, 41, 46, 65, 82, 115, 130, 205, 230, 299, 410, 533, 598, 943, 1066, 1319, 1495, 1886, 2638, 2665, 2990, 4715, 5330, 6595, 9430, 12259, 13190, 17147, 24518, 30337, 34294, 54079, 60674, 61295, 85735, 108158, 122590, 151685, 171470, 270395, 303370, 394381, 540790, 703027, 788762, 1243817, 1406054, 1971905, 2487634, 3515135, 3943810, 6219085, 7030270, 12438170, 16169621, 32339242, 80848105, 161696210]

約数ペア:

[(1, 161696210), (2, 80848105), (5, 32339242), (10, 16169621), (13, 12438170), (23, 7030270), (26, 6219085), (41, 3943810), (46, 3515135), (65, 2487634), (82, 1971905), (115, 1406054), (130, 1243817), (205, 788762), (230, 703027), (299, 540790), (410, 394381), (533, 303370), (598, 270395), (943, 171470), (1066, 151685), (1319, 122590), (1495, 108158), (1886, 85735), (2638, 61295), (2665, 60674), (2990, 54079), (4715, 34294), (5330, 30337), (6595, 24518), (9430, 17147), (12259, 13190)]