25219075

素因数分解:

$5^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 38836800

約数和(自身を除く): 13617725

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 173, 175, 245, 343, 425, 595, 833, 865, 1211, 1225, 1715, 2941, 2975, 4165, 4325, 5831, 6055, 8477, 8575, 14705, 20587, 20825, 29155, 30275, 42385, 59339, 73525, 102935, 144109, 145775, 211925, 296695, 514675, 720545, 1008763, 1483475, 3602725, 5043815, 25219075]

約数ペア:

[(1, 25219075), (5, 5043815), (7, 3602725), (17, 1483475), (25, 1008763), (35, 720545), (49, 514675), (85, 296695), (119, 211925), (173, 145775), (175, 144109), (245, 102935), (343, 73525), (425, 59339), (595, 42385), (833, 30275), (865, 29155), (1211, 20825), (1225, 20587), (1715, 14705), (2941, 8575), (2975, 8477), (4165, 6055), (4325, 5831)]