12783925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 20534400

約数和(自身を除く): 7750475

約数列:

[1, 5, 7, 11, 25, 29, 35, 55, 77, 145, 175, 203, 229, 275, 319, 385, 725, 1015, 1145, 1595, 1603, 1925, 2233, 2519, 5075, 5725, 6641, 7975, 8015, 11165, 12595, 17633, 33205, 40075, 46487, 55825, 62975, 73051, 88165, 166025, 232435, 365255, 440825, 511357, 1162175, 1826275, 2556785, 12783925]

約数ペア:

[(1, 12783925), (5, 2556785), (7, 1826275), (11, 1162175), (25, 511357), (29, 440825), (35, 365255), (55, 232435), (77, 166025), (145, 88165), (175, 73051), (203, 62975), (229, 55825), (275, 46487), (319, 40075), (385, 33205), (725, 17633), (1015, 12595), (1145, 11165), (1595, 8015), (1603, 7975), (1925, 6641), (2233, 5725), (2519, 5075)]