87750405

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{479}}^1$

素因数の和:575

約数の個数: 64

約数和(自身を含む): 165888000

約数和(自身を除く): 78137595

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 59, 69, 115, 135, 177, 207, 295, 345, 479, 531, 621, 885, 1035, 1357, 1437, 1593, 2395, 2655, 3105, 4071, 4311, 6785, 7185, 7965, 11017, 12213, 12933, 20355, 21555, 28261, 33051, 36639, 55085, 61065, 64665, 84783, 99153, 141305, 165255, 183195, 254349, 297459, 423915, 495765, 650003, 763047, 1271745, 1487295, 1950009, 3250015, 3815235, 5850027, 9750045, 17550081, 29250135, 87750405]

約数ペア:

[(1, 87750405), (3, 29250135), (5, 17550081), (9, 9750045), (15, 5850027), (23, 3815235), (27, 3250015), (45, 1950009), (59, 1487295), (69, 1271745), (115, 763047), (135, 650003), (177, 495765), (207, 423915), (295, 297459), (345, 254349), (479, 183195), (531, 165255), (621, 141305), (885, 99153), (1035, 84783), (1357, 64665), (1437, 61065), (1593, 55085), (2395, 36639), (2655, 33051), (3105, 28261), (4071, 21555), (4311, 20355), (6785, 12933), (7185, 12213), (7965, 11017)]