318895850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:784

約数の個数: 96

約数和(自身を含む): 737869440

約数和(自身を除く): 418973590

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 109, 130, 175, 182, 218, 325, 350, 455, 545, 643, 650, 763, 910, 1090, 1286, 1417, 1526, 2275, 2725, 2834, 3215, 3815, 4501, 4550, 5450, 6430, 7085, 7630, 8359, 9002, 9919, 14170, 16075, 16718, 19075, 19838, 22505, 32150, 35425, 38150, 41795, 45010, 49595, 58513, 70087, 70850, 83590, 99190, 112525, 117026, 140174, 208975, 225050, 247975, 292565, 350435, 417950, 490609, 495950, 585130, 700870, 911131, 981218, 1462825, 1752175, 1822262, 2453045, 2925650, 3504350, 4555655, 4906090, 6377917, 9111310, 12265225, 12755834, 22778275, 24530450, 31889585, 45556550, 63779170, 159447925, 318895850]

約数ペア:

[(1, 318895850), (2, 159447925), (5, 63779170), (7, 45556550), (10, 31889585), (13, 24530450), (14, 22778275), (25, 12755834), (26, 12265225), (35, 9111310), (50, 6377917), (65, 4906090), (70, 4555655), (91, 3504350), (109, 2925650), (130, 2453045), (175, 1822262), (182, 1752175), (218, 1462825), (325, 981218), (350, 911131), (455, 700870), (545, 585130), (643, 495950), (650, 490609), (763, 417950), (910, 350435), (1090, 292565), (1286, 247975), (1417, 225050), (1526, 208975), (2275, 140174), (2725, 117026), (2834, 112525), (3215, 99190), (3815, 83590), (4501, 70850), (4550, 70087), (5450, 58513), (6430, 49595), (7085, 45010), (7630, 41795), (8359, 38150), (9002, 35425), (9919, 32150), (14170, 22505), (16075, 19838), (16718, 19075)]