90240530

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 164937600

約数和(自身を除く): 74697070

約数列:

[1, 2, 5, 10, 137, 199, 274, 331, 398, 662, 685, 995, 1370, 1655, 1990, 3310, 27263, 45347, 54526, 65869, 90694, 131738, 136315, 226735, 272630, 329345, 453470, 658690, 9024053, 18048106, 45120265, 90240530]

約数ペア:

[(1, 90240530), (2, 45120265), (5, 18048106), (10, 9024053), (137, 658690), (199, 453470), (274, 329345), (331, 272630), (398, 226735), (662, 136315), (685, 131738), (995, 90694), (1370, 65869), (1655, 54526), (1990, 45347), (3310, 27263)]