208751725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1031}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 322479360

約数和(自身を除く): 113727635

約数列:

[1, 5, 7, 13, 25, 35, 65, 89, 91, 175, 325, 445, 455, 623, 1031, 1157, 2225, 2275, 3115, 5155, 5785, 7217, 8099, 13403, 15575, 25775, 28925, 36085, 40495, 67015, 91759, 93821, 180425, 202475, 335075, 458795, 469105, 642313, 1192867, 2293975, 2345525, 3211565, 5964335, 8350069, 16057825, 29821675, 41750345, 208751725]

約数ペア:

[(1, 208751725), (5, 41750345), (7, 29821675), (13, 16057825), (25, 8350069), (35, 5964335), (65, 3211565), (89, 2345525), (91, 2293975), (175, 1192867), (325, 642313), (445, 469105), (455, 458795), (623, 335075), (1031, 202475), (1157, 180425), (2225, 93821), (2275, 91759), (3115, 67015), (5155, 40495), (5785, 36085), (7217, 28925), (8099, 25775), (13403, 15575)]