203419775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 284981760

約数和(自身を除く): 81561985

約数列:

[1, 5, 13, 25, 29, 65, 113, 145, 191, 325, 377, 565, 725, 955, 1469, 1885, 2483, 2825, 3277, 4775, 5539, 7345, 9425, 12415, 16385, 21583, 27695, 36725, 42601, 62075, 72007, 81925, 107915, 138475, 213005, 280579, 360035, 539575, 625907, 1065025, 1402895, 1800175, 3129535, 7014475, 8136791, 15647675, 40683955, 203419775]

約数ペア:

[(1, 203419775), (5, 40683955), (13, 15647675), (25, 8136791), (29, 7014475), (65, 3129535), (113, 1800175), (145, 1402895), (191, 1065025), (325, 625907), (377, 539575), (565, 360035), (725, 280579), (955, 213005), (1469, 138475), (1885, 107915), (2483, 81925), (2825, 72007), (3277, 62075), (4775, 42601), (5539, 36725), (7345, 27695), (9425, 21583), (12415, 16385)]