87255890

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 159548400

約数和(自身を除く): 72292510

約数列:

[1, 2, 5, 10, 149, 157, 298, 314, 373, 745, 746, 785, 1490, 1570, 1865, 3730, 23393, 46786, 55577, 58561, 111154, 116965, 117122, 233930, 277885, 292805, 555770, 585610, 8725589, 17451178, 43627945, 87255890]

約数ペア:

[(1, 87255890), (2, 43627945), (5, 17451178), (10, 8725589), (149, 585610), (157, 555770), (298, 292805), (314, 277885), (373, 233930), (745, 117122), (746, 116965), (785, 111154), (1490, 58561), (1570, 55577), (1865, 46786), (3730, 23393)]