16563560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 40960080

約数和(自身を除く): 24396520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 601, 689, 1060, 1202, 1378, 2120, 2404, 2756, 3005, 3445, 4808, 5512, 6010, 6890, 7813, 12020, 13780, 15626, 24040, 27560, 31252, 31853, 39065, 62504, 63706, 78130, 127412, 156260, 159265, 254824, 312520, 318530, 414089, 637060, 828178, 1274120, 1656356, 2070445, 3312712, 4140890, 8281780, 16563560]

約数ペア:

[(1, 16563560), (2, 8281780), (4, 4140890), (5, 3312712), (8, 2070445), (10, 1656356), (13, 1274120), (20, 828178), (26, 637060), (40, 414089), (52, 318530), (53, 312520), (65, 254824), (104, 159265), (106, 156260), (130, 127412), (212, 78130), (260, 63706), (265, 62504), (424, 39065), (520, 31853), (530, 31252), (601, 27560), (689, 24040), (1060, 15626), (1202, 13780), (1378, 12020), (2120, 7813), (2404, 6890), (2756, 6010), (3005, 5512), (3445, 4808)]