64087775920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4975759}}^1$

素因数の和:4975802

約数の個数: 80

約数和(自身を含む): 177694341120

約数和(自身を除く): 113606565200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 4975759, 9951518, 19903036, 24878795, 34830313, 39806072, 49757590, 69660626, 79612144, 99515180, 114442457, 139321252, 174151565, 199030360, 228884914, 278642504, 348303130, 398060720, 457769828, 557285008, 572212285, 696606260, 801097199, 915539656, 1144424570, 1393212520, 1602194398, 1831079312, 2288849140, 2786425040, 3204388796, 4005485995, 4577698280, 6408777592, 8010971990, 9155396560, 12817555184, 16021943980, 32043887960, 64087775920]

約数ペア:

[(1, 64087775920), (2, 32043887960), (4, 16021943980), (5, 12817555184), (7, 9155396560), (8, 8010971990), (10, 6408777592), (14, 4577698280), (16, 4005485995), (20, 3204388796), (23, 2786425040), (28, 2288849140), (35, 1831079312), (40, 1602194398), (46, 1393212520), (56, 1144424570), (70, 915539656), (80, 801097199), (92, 696606260), (112, 572212285), (115, 557285008), (140, 457769828), (161, 398060720), (184, 348303130), (230, 278642504), (280, 228884914), (322, 199030360), (368, 174151565), (460, 139321252), (560, 114442457), (644, 99515180), (805, 79612144), (920, 69660626), (1288, 49757590), (1610, 39806072), (1840, 34830313), (2576, 24878795), (3220, 19903036), (6440, 9951518), (12880, 4975759)]