72636905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 103420800

約数和(自身を除く): 30783895

約数列:

[1, 5, 11, 19, 55, 71, 89, 95, 121, 209, 355, 445, 605, 781, 979, 1045, 1349, 1691, 2299, 3905, 4895, 6319, 6745, 8455, 8591, 10769, 11495, 14839, 18601, 31595, 42955, 53845, 69509, 74195, 93005, 120061, 163229, 204611, 347545, 600305, 764599, 816145, 1023055, 1320671, 3822995, 6603355, 14527381, 72636905]

約数ペア:

[(1, 72636905), (5, 14527381), (11, 6603355), (19, 3822995), (55, 1320671), (71, 1023055), (89, 816145), (95, 764599), (121, 600305), (209, 347545), (355, 204611), (445, 163229), (605, 120061), (781, 93005), (979, 74195), (1045, 69509), (1349, 53845), (1691, 42955), (2299, 31595), (3905, 18601), (4895, 14839), (6319, 11495), (6745, 10769), (8455, 8591)]