82760440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 143676680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 71, 92, 115, 140, 142, 161, 181, 184, 230, 280, 284, 322, 355, 362, 460, 497, 568, 644, 710, 724, 805, 905, 920, 994, 1267, 1288, 1420, 1448, 1610, 1633, 1810, 1988, 2485, 2534, 2840, 3220, 3266, 3620, 3976, 4163, 4970, 5068, 6335, 6440, 6532, 7240, 8165, 8326, 9940, 10136, 11431, 12670, 12851, 13064, 16330, 16652, 19880, 20815, 22862, 25340, 25702, 29141, 32660, 33304, 41630, 45724, 50680, 51404, 57155, 58282, 64255, 65320, 83260, 89957, 91448, 102808, 114310, 116564, 128510, 145705, 166520, 179914, 228620, 233128, 257020, 291410, 295573, 359828, 449785, 457240, 514040, 582820, 591146, 719656, 899570, 1165640, 1182292, 1477865, 1799140, 2069011, 2364584, 2955730, 3598280, 4138022, 5911460, 8276044, 10345055, 11822920, 16552088, 20690110, 41380220, 82760440]

約数ペア:

[(1, 82760440), (2, 41380220), (4, 20690110), (5, 16552088), (7, 11822920), (8, 10345055), (10, 8276044), (14, 5911460), (20, 4138022), (23, 3598280), (28, 2955730), (35, 2364584), (40, 2069011), (46, 1799140), (56, 1477865), (70, 1182292), (71, 1165640), (92, 899570), (115, 719656), (140, 591146), (142, 582820), (161, 514040), (181, 457240), (184, 449785), (230, 359828), (280, 295573), (284, 291410), (322, 257020), (355, 233128), (362, 228620), (460, 179914), (497, 166520), (568, 145705), (644, 128510), (710, 116564), (724, 114310), (805, 102808), (905, 91448), (920, 89957), (994, 83260), (1267, 65320), (1288, 64255), (1420, 58282), (1448, 57155), (1610, 51404), (1633, 50680), (1810, 45724), (1988, 41630), (2485, 33304), (2534, 32660), (2840, 29141), (3220, 25702), (3266, 25340), (3620, 22862), (3976, 20815), (4163, 19880), (4970, 16652), (5068, 16330), (6335, 13064), (6440, 12851), (6532, 12670), (7240, 11431), (8165, 10136), (8326, 9940)]