520000152016

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{1321}}^1\times {\mathrm{2671}}^1$

素因数の和:4212

約数の個数: 80

約数和(自身を含む): 1031964791296

約数和(自身を除く): 511964639280

約数列:

[1, 2, 4, 8, 16, 61, 122, 151, 244, 302, 488, 604, 976, 1208, 1321, 2416, 2642, 2671, 5284, 5342, 9211, 10568, 10684, 18422, 21136, 21368, 36844, 42736, 73688, 80581, 147376, 161162, 162931, 199471, 322324, 325862, 398942, 403321, 644648, 651724, 797884, 806642, 1289296, 1303448, 1595768, 1613284, 2606896, 3191536, 3226568, 3528391, 6453136, 7056782, 12167731, 14113564, 24335462, 24602581, 28227128, 48670924, 49205162, 56454256, 97341848, 98410324, 194683696, 196820648, 215231851, 393641296, 430463702, 532787041, 860927404, 1065574082, 1721854808, 2131148164, 3443709616, 4262296328, 8524592656, 32500009501, 65000019002, 130000038004, 260000076008, 520000152016]

約数ペア:

[(1, 520000152016), (2, 260000076008), (4, 130000038004), (8, 65000019002), (16, 32500009501), (61, 8524592656), (122, 4262296328), (151, 3443709616), (244, 2131148164), (302, 1721854808), (488, 1065574082), (604, 860927404), (976, 532787041), (1208, 430463702), (1321, 393641296), (2416, 215231851), (2642, 196820648), (2671, 194683696), (5284, 98410324), (5342, 97341848), (9211, 56454256), (10568, 49205162), (10684, 48670924), (18422, 28227128), (21136, 24602581), (21368, 24335462), (36844, 14113564), (42736, 12167731), (73688, 7056782), (80581, 6453136), (147376, 3528391), (161162, 3226568), (162931, 3191536), (199471, 2606896), (322324, 1613284), (325862, 1595768), (398942, 1303448), (403321, 1289296), (644648, 806642), (651724, 797884)]