488957950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2131}}^1$

素因数の和:2509

約数の個数: 48

約数和(自身を含む): 982655856

約数和(自身を除く): 493697906

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 353, 650, 706, 1765, 2131, 3530, 4262, 4589, 8825, 9178, 10655, 17650, 21310, 22945, 27703, 45890, 53275, 55406, 106550, 114725, 138515, 229450, 277030, 692575, 752243, 1385150, 1504486, 3761215, 7522430, 9779159, 18806075, 19558318, 37612150, 48895795, 97791590, 244478975, 488957950]

約数ペア:

[(1, 488957950), (2, 244478975), (5, 97791590), (10, 48895795), (13, 37612150), (25, 19558318), (26, 18806075), (50, 9779159), (65, 7522430), (130, 3761215), (325, 1504486), (353, 1385150), (650, 752243), (706, 692575), (1765, 277030), (2131, 229450), (3530, 138515), (4262, 114725), (4589, 106550), (8825, 55406), (9178, 53275), (10655, 45890), (17650, 27703), (21310, 22945)]