82576780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2221}}^1$

素因数の和:2267

約数の個数: 72

約数和(自身を含む): 204939504

約数和(自身を除く): 122362724

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1859, 2221, 2860, 3380, 3718, 4442, 7436, 8884, 9295, 11105, 18590, 22210, 24431, 28873, 37180, 44420, 48862, 57746, 97724, 115492, 122155, 144365, 244310, 288730, 317603, 375349, 488620, 577460, 635206, 750698, 1270412, 1501396, 1588015, 1876745, 3176030, 3753490, 4128839, 6352060, 7506980, 8257678, 16515356, 20644195, 41288390, 82576780]

約数ペア:

[(1, 82576780), (2, 41288390), (4, 20644195), (5, 16515356), (10, 8257678), (11, 7506980), (13, 6352060), (20, 4128839), (22, 3753490), (26, 3176030), (44, 1876745), (52, 1588015), (55, 1501396), (65, 1270412), (110, 750698), (130, 635206), (143, 577460), (169, 488620), (220, 375349), (260, 317603), (286, 288730), (338, 244310), (572, 144365), (676, 122155), (715, 115492), (845, 97724), (1430, 57746), (1690, 48862), (1859, 44420), (2221, 37180), (2860, 28873), (3380, 24431), (3718, 22210), (4442, 18590), (7436, 11105), (8884, 9295)]