81622814

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:130

約数の個数: 128

約数和(自身を含む): 176504832

約数和(自身を除く): 94882018

約数列:

[1, 2, 7, 13, 14, 17, 23, 26, 31, 34, 37, 46, 62, 74, 91, 119, 161, 182, 217, 221, 238, 259, 299, 322, 391, 403, 434, 442, 481, 518, 527, 598, 629, 713, 782, 806, 851, 962, 1054, 1147, 1258, 1426, 1547, 1702, 2093, 2294, 2737, 2821, 3094, 3367, 3689, 4186, 4403, 4991, 5083, 5474, 5642, 5957, 6734, 6851, 7378, 8029, 8177, 8806, 9269, 9982, 10166, 11063, 11914, 12121, 13702, 14467, 14911, 16058, 16354, 18538, 19499, 22126, 24242, 26381, 28934, 29822, 35581, 38998, 47957, 52762, 57239, 64883, 71162, 77441, 84847, 95914, 101269, 104377, 114478, 129766, 136493, 154882, 157573, 169694, 184667, 188071, 202538, 208754, 253487, 272986, 315146, 342953, 369334, 376142, 448477, 506974, 685906, 896954, 1103011, 1316497, 1774409, 2206022, 2400671, 2632994, 3139339, 3548818, 4801342, 5830201, 6278678, 11660402, 40811407, 81622814]

約数ペア:

[(1, 81622814), (2, 40811407), (7, 11660402), (13, 6278678), (14, 5830201), (17, 4801342), (23, 3548818), (26, 3139339), (31, 2632994), (34, 2400671), (37, 2206022), (46, 1774409), (62, 1316497), (74, 1103011), (91, 896954), (119, 685906), (161, 506974), (182, 448477), (217, 376142), (221, 369334), (238, 342953), (259, 315146), (299, 272986), (322, 253487), (391, 208754), (403, 202538), (434, 188071), (442, 184667), (481, 169694), (518, 157573), (527, 154882), (598, 136493), (629, 129766), (713, 114478), (782, 104377), (806, 101269), (851, 95914), (962, 84847), (1054, 77441), (1147, 71162), (1258, 64883), (1426, 57239), (1547, 52762), (1702, 47957), (2093, 38998), (2294, 35581), (2737, 29822), (2821, 28934), (3094, 26381), (3367, 24242), (3689, 22126), (4186, 19499), (4403, 18538), (4991, 16354), (5083, 16058), (5474, 14911), (5642, 14467), (5957, 13702), (6734, 12121), (6851, 11914), (7378, 11063), (8029, 10166), (8177, 9982), (8806, 9269)]