1720425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 3392640

約数和(自身を除く): 1672215

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 113, 145, 175, 203, 339, 435, 525, 565, 609, 725, 791, 1015, 1695, 2175, 2373, 2825, 3045, 3277, 3955, 5075, 8475, 9831, 11865, 15225, 16385, 19775, 22939, 49155, 59325, 68817, 81925, 114695, 245775, 344085, 573475, 1720425]

約数ペア:

[(1, 1720425), (3, 573475), (5, 344085), (7, 245775), (15, 114695), (21, 81925), (25, 68817), (29, 59325), (35, 49155), (75, 22939), (87, 19775), (105, 16385), (113, 15225), (145, 11865), (175, 9831), (203, 8475), (339, 5075), (435, 3955), (525, 3277), (565, 3045), (609, 2825), (725, 2373), (791, 2175), (1015, 1695)]