289171870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5689}}^1$

素因数の和:5749

約数の個数: 64

約数和(自身を含む): 619436160

約数和(自身を除く): 330264290

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 65, 85, 115, 130, 170, 221, 230, 299, 391, 442, 598, 782, 1105, 1495, 1955, 2210, 2990, 3910, 5083, 5689, 10166, 11378, 25415, 28445, 50830, 56890, 73957, 96713, 130847, 147914, 193426, 261694, 369785, 483565, 654235, 739570, 967130, 1257269, 1308470, 1701011, 2224399, 2514538, 3402022, 4448798, 6286345, 8505055, 11121995, 12572690, 17010110, 22243990, 28917187, 57834374, 144585935, 289171870]

約数ペア:

[(1, 289171870), (2, 144585935), (5, 57834374), (10, 28917187), (13, 22243990), (17, 17010110), (23, 12572690), (26, 11121995), (34, 8505055), (46, 6286345), (65, 4448798), (85, 3402022), (115, 2514538), (130, 2224399), (170, 1701011), (221, 1308470), (230, 1257269), (299, 967130), (391, 739570), (442, 654235), (598, 483565), (782, 369785), (1105, 261694), (1495, 193426), (1955, 147914), (2210, 130847), (2990, 96713), (3910, 73957), (5083, 56890), (5689, 50830), (10166, 28445), (11378, 25415)]