69288520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1889}}^1$

素因数の和:2038

約数の個数: 64

約数和(自身を含む): 179625600

約数和(自身を除く): 110337080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1834, 1889, 2620, 3668, 3778, 4585, 5240, 7336, 7556, 9170, 9445, 13223, 15112, 18340, 18890, 26446, 36680, 37780, 52892, 66115, 75560, 105784, 132230, 247459, 264460, 494918, 528920, 989836, 1237295, 1732213, 1979672, 2474590, 3464426, 4949180, 6928852, 8661065, 9898360, 13857704, 17322130, 34644260, 69288520]

約数ペア:

[(1, 69288520), (2, 34644260), (4, 17322130), (5, 13857704), (7, 9898360), (8, 8661065), (10, 6928852), (14, 4949180), (20, 3464426), (28, 2474590), (35, 1979672), (40, 1732213), (56, 1237295), (70, 989836), (131, 528920), (140, 494918), (262, 264460), (280, 247459), (524, 132230), (655, 105784), (917, 75560), (1048, 66115), (1310, 52892), (1834, 37780), (1889, 36680), (2620, 26446), (3668, 18890), (3778, 18340), (4585, 15112), (5240, 13223), (7336, 9445), (7556, 9170)]