31598320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1370

約数の個数: 80

約数和(自身を含む): 82619712

約数和(自身を除く): 51021392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1321, 1495, 1840, 2392, 2642, 2990, 4784, 5284, 5980, 6605, 10568, 11960, 13210, 17173, 21136, 23920, 26420, 30383, 34346, 52840, 60766, 68692, 85865, 105680, 121532, 137384, 151915, 171730, 243064, 274768, 303830, 343460, 394979, 486128, 607660, 686920, 789958, 1215320, 1373840, 1579916, 1974895, 2430640, 3159832, 3949790, 6319664, 7899580, 15799160, 31598320]

約数ペア:

[(1, 31598320), (2, 15799160), (4, 7899580), (5, 6319664), (8, 3949790), (10, 3159832), (13, 2430640), (16, 1974895), (20, 1579916), (23, 1373840), (26, 1215320), (40, 789958), (46, 686920), (52, 607660), (65, 486128), (80, 394979), (92, 343460), (104, 303830), (115, 274768), (130, 243064), (184, 171730), (208, 151915), (230, 137384), (260, 121532), (299, 105680), (368, 85865), (460, 68692), (520, 60766), (598, 52840), (920, 34346), (1040, 30383), (1196, 26420), (1321, 23920), (1495, 21136), (1840, 17173), (2392, 13210), (2642, 11960), (2990, 10568), (4784, 6605), (5284, 5980)]