67785025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1$

素因数の和:1582

約数の個数: 48

約数和(自身を含む): 109421568

約数和(自身を除く): 41636543

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 161, 175, 253, 275, 385, 575, 805, 1265, 1531, 1771, 1925, 4025, 6325, 7655, 8855, 10717, 16841, 35213, 38275, 44275, 53585, 84205, 117887, 176065, 246491, 267925, 387343, 421025, 589435, 880325, 1232455, 1936715, 2711401, 2947175, 6162275, 9683575, 13557005, 67785025]

約数ペア:

[(1, 67785025), (5, 13557005), (7, 9683575), (11, 6162275), (23, 2947175), (25, 2711401), (35, 1936715), (55, 1232455), (77, 880325), (115, 589435), (161, 421025), (175, 387343), (253, 267925), (275, 246491), (385, 176065), (575, 117887), (805, 84205), (1265, 53585), (1531, 44275), (1771, 38275), (1925, 35213), (4025, 16841), (6325, 10717), (7655, 8855)]