87442040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2459}}^1$

素因数の和:2604

約数の個数: 64

約数和(自身を含む): 226713600

約数和(自身を除く): 139271560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2459, 2540, 3556, 4445, 4918, 5080, 7112, 8890, 9836, 12295, 17213, 17780, 19672, 24590, 34426, 35560, 49180, 68852, 86065, 98360, 137704, 172130, 312293, 344260, 624586, 688520, 1249172, 1561465, 2186051, 2498344, 3122930, 4372102, 6245860, 8744204, 10930255, 12491720, 17488408, 21860510, 43721020, 87442040]

約数ペア:

[(1, 87442040), (2, 43721020), (4, 21860510), (5, 17488408), (7, 12491720), (8, 10930255), (10, 8744204), (14, 6245860), (20, 4372102), (28, 3122930), (35, 2498344), (40, 2186051), (56, 1561465), (70, 1249172), (127, 688520), (140, 624586), (254, 344260), (280, 312293), (508, 172130), (635, 137704), (889, 98360), (1016, 86065), (1270, 68852), (1778, 49180), (2459, 35560), (2540, 34426), (3556, 24590), (4445, 19672), (4918, 17780), (5080, 17213), (7112, 12295), (8890, 9836)]