1256133605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1\times {\mathrm{619}}^1$

素因数の和:1205

約数の個数: 32

約数和(自身を含む): 1631145600

約数和(自身を除く): 375011995

約数列:

[1, 5, 19, 41, 95, 205, 521, 619, 779, 2605, 3095, 3895, 9899, 11761, 21361, 25379, 49495, 58805, 106805, 126895, 322499, 405859, 482201, 1612495, 2029295, 2411005, 6127481, 13222459, 30637405, 66112295, 251226721, 1256133605]

約数ペア:

[(1, 1256133605), (5, 251226721), (19, 66112295), (41, 30637405), (95, 13222459), (205, 6127481), (521, 2411005), (619, 2029295), (779, 1612495), (2605, 482201), (3095, 405859), (3895, 322499), (9899, 126895), (11761, 106805), (21361, 58805), (25379, 49495)]