679934008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 1399628160

約数和(自身を除く): 719694152

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 166, 227, 332, 347, 454, 664, 694, 908, 1079, 1388, 1816, 2158, 2776, 2951, 4316, 4511, 5902, 8632, 9022, 11804, 18044, 18841, 23608, 28801, 36088, 37682, 57602, 75364, 78769, 115204, 150728, 157538, 230408, 244933, 315076, 374413, 489866, 630152, 748826, 979732, 1023997, 1497652, 1959464, 2047994, 2995304, 4095988, 6537827, 8191976, 13075654, 26151308, 52302616, 84991751, 169983502, 339967004, 679934008]

約数ペア:

[(1, 679934008), (2, 339967004), (4, 169983502), (8, 84991751), (13, 52302616), (26, 26151308), (52, 13075654), (83, 8191976), (104, 6537827), (166, 4095988), (227, 2995304), (332, 2047994), (347, 1959464), (454, 1497652), (664, 1023997), (694, 979732), (908, 748826), (1079, 630152), (1388, 489866), (1816, 374413), (2158, 315076), (2776, 244933), (2951, 230408), (4316, 157538), (4511, 150728), (5902, 115204), (8632, 78769), (9022, 75364), (11804, 57602), (18044, 37682), (18841, 36088), (23608, 28801)]