71505040

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6823}}^1$

素因数の和:6967

約数の個数: 40

約数和(自身を含む): 167542848

約数和(自身を除く): 96037808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 6823, 10480, 13646, 27292, 34115, 54584, 68230, 109168, 136460, 272920, 545840, 893813, 1787626, 3575252, 4469065, 7150504, 8938130, 14301008, 17876260, 35752520, 71505040]

約数ペア:

[(1, 71505040), (2, 35752520), (4, 17876260), (5, 14301008), (8, 8938130), (10, 7150504), (16, 4469065), (20, 3575252), (40, 1787626), (80, 893813), (131, 545840), (262, 272920), (524, 136460), (655, 109168), (1048, 68230), (1310, 54584), (2096, 34115), (2620, 27292), (5240, 13646), (6823, 10480)]