81832556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 159733728

約数和(自身を除く): 77901172

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 131, 164, 262, 293, 524, 533, 586, 1066, 1172, 1703, 2132, 3406, 3809, 5371, 6812, 7618, 10742, 12013, 15236, 21484, 24026, 38383, 48052, 69823, 76766, 139646, 153532, 156169, 279292, 312338, 498979, 624676, 997958, 1573703, 1995916, 3147406, 6294812, 20458139, 40916278, 81832556]

約数ペア:

[(1, 81832556), (2, 40916278), (4, 20458139), (13, 6294812), (26, 3147406), (41, 1995916), (52, 1573703), (82, 997958), (131, 624676), (164, 498979), (262, 312338), (293, 279292), (524, 156169), (533, 153532), (586, 139646), (1066, 76766), (1172, 69823), (1703, 48052), (2132, 38383), (3406, 24026), (3809, 21484), (5371, 15236), (6812, 12013), (7618, 10742)]