87257690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{35327}}^1$

素因数の和:35366

約数の個数: 32

約数和(自身を含む): 178053120

約数和(自身を除く): 90795430

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 35327, 70654, 176635, 353270, 459251, 671213, 918502, 1342426, 2296255, 3356065, 4592510, 6712130, 8725769, 17451538, 43628845, 87257690]

約数ペア:

[(1, 87257690), (2, 43628845), (5, 17451538), (10, 8725769), (13, 6712130), (19, 4592510), (26, 3356065), (38, 2296255), (65, 1342426), (95, 918502), (130, 671213), (190, 459251), (247, 353270), (494, 176635), (1235, 70654), (2470, 35327)]