144664400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{8821}}^1$

素因数の和:8880

約数の個数: 60

約数和(自身を含む): 356073564

約数和(自身を除く): 211409164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 2050, 3280, 4100, 8200, 8821, 16400, 17642, 35284, 44105, 70568, 88210, 141136, 176420, 220525, 352840, 361661, 441050, 705680, 723322, 882100, 1446644, 1764200, 1808305, 2893288, 3528400, 3616610, 5786576, 7233220, 9041525, 14466440, 18083050, 28932880, 36166100, 72332200, 144664400]

約数ペア:

[(1, 144664400), (2, 72332200), (4, 36166100), (5, 28932880), (8, 18083050), (10, 14466440), (16, 9041525), (20, 7233220), (25, 5786576), (40, 3616610), (41, 3528400), (50, 2893288), (80, 1808305), (82, 1764200), (100, 1446644), (164, 882100), (200, 723322), (205, 705680), (328, 441050), (400, 361661), (410, 352840), (656, 220525), (820, 176420), (1025, 141136), (1640, 88210), (2050, 70568), (3280, 44105), (4100, 35284), (8200, 17642), (8821, 16400)]