81415575

素因数分解:

$3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{6133}}^1$

素因数の和:6208

約数の個数: 36

約数和(自身を含む): 148320120

約数和(自身を除く): 66904545

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 177, 225, 295, 531, 885, 1475, 2655, 4425, 6133, 13275, 18399, 30665, 55197, 91995, 153325, 275985, 361847, 459975, 1085541, 1379925, 1809235, 3256623, 5427705, 9046175, 16283115, 27138525, 81415575]

約数ペア:

[(1, 81415575), (3, 27138525), (5, 16283115), (9, 9046175), (15, 5427705), (25, 3256623), (45, 1809235), (59, 1379925), (75, 1085541), (177, 459975), (225, 361847), (295, 275985), (531, 153325), (885, 91995), (1475, 55197), (2655, 30665), (4425, 18399), (6133, 13275)]