89979725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 135794880

約数和(自身を除く): 45815155

約数列:

[1, 5, 11, 17, 19, 25, 55, 85, 95, 187, 209, 275, 323, 425, 475, 935, 1013, 1045, 1615, 3553, 4675, 5065, 5225, 8075, 11143, 17221, 17765, 19247, 25325, 55715, 86105, 88825, 96235, 189431, 211717, 278575, 327199, 430525, 481175, 947155, 1058585, 1635995, 3599189, 4735775, 5292925, 8179975, 17995945, 89979725]

約数ペア:

[(1, 89979725), (5, 17995945), (11, 8179975), (17, 5292925), (19, 4735775), (25, 3599189), (55, 1635995), (85, 1058585), (95, 947155), (187, 481175), (209, 430525), (275, 327199), (323, 278575), (425, 211717), (475, 189431), (935, 96235), (1013, 88825), (1045, 86105), (1615, 55715), (3553, 25325), (4675, 19247), (5065, 17765), (5225, 17221), (8075, 11143)]