251209188664

素因数分解:

$2^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{56807}}^1$

素因数の和:57245

約数の個数: 96

約数和(自身を含む): 568278828000

約数和(自身を除く): 317069639336

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 232, 389, 392, 406, 778, 812, 1421, 1556, 1624, 2723, 2842, 3112, 5446, 5684, 10892, 11281, 11368, 19061, 21784, 22562, 38122, 45124, 56807, 76244, 78967, 90248, 113614, 152488, 157934, 227228, 315868, 397649, 454456, 552769, 631736, 795298, 1105538, 1590596, 1647403, 2211076, 2783543, 3181192, 3294806, 4422152, 5567086, 6589612, 11134172, 11531821, 13179224, 22097923, 22268344, 23063642, 44195846, 46127284, 80722747, 88391692, 92254568, 154685461, 161445494, 176783384, 309370922, 322890988, 618741844, 640839767, 645781976, 1082798227, 1237483688, 1281679534, 2165596454, 2563359068, 4331192908, 4485878369, 5126718136, 8662385816, 8971756738, 17943513476, 31401148583, 35887026952, 62802297166, 125604594332, 251209188664]

約数ペア:

[(1, 251209188664), (2, 125604594332), (4, 62802297166), (7, 35887026952), (8, 31401148583), (14, 17943513476), (28, 8971756738), (29, 8662385816), (49, 5126718136), (56, 4485878369), (58, 4331192908), (98, 2563359068), (116, 2165596454), (196, 1281679534), (203, 1237483688), (232, 1082798227), (389, 645781976), (392, 640839767), (406, 618741844), (778, 322890988), (812, 309370922), (1421, 176783384), (1556, 161445494), (1624, 154685461), (2723, 92254568), (2842, 88391692), (3112, 80722747), (5446, 46127284), (5684, 44195846), (10892, 23063642), (11281, 22268344), (11368, 22097923), (19061, 13179224), (21784, 11531821), (22562, 11134172), (38122, 6589612), (45124, 5567086), (56807, 4422152), (76244, 3294806), (78967, 3181192), (90248, 2783543), (113614, 2211076), (152488, 1647403), (157934, 1590596), (227228, 1105538), (315868, 795298), (397649, 631736), (454456, 552769)]