73678280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{141689}}^1$

素因数の和:141713

約数の個数: 32

約数和(自身を含む): 178529400

約数和(自身を除く): 104851120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 141689, 283378, 566756, 708445, 1133512, 1416890, 1841957, 2833780, 3683914, 5667560, 7367828, 9209785, 14735656, 18419570, 36839140, 73678280]

約数ペア:

[(1, 73678280), (2, 36839140), (4, 18419570), (5, 14735656), (8, 9209785), (10, 7367828), (13, 5667560), (20, 3683914), (26, 2833780), (40, 1841957), (52, 1416890), (65, 1133512), (104, 708445), (130, 566756), (260, 283378), (520, 141689)]