304901275

素因数分解:

$5^2\times 7^3\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:130

約数の個数: 72

約数和(自身を含む): 467901600

約数和(自身を除く): 163000325

約数列:

[1, 5, 7, 25, 31, 35, 37, 49, 155, 175, 185, 217, 245, 259, 343, 775, 925, 961, 1085, 1147, 1225, 1295, 1519, 1715, 1813, 4805, 5425, 5735, 6475, 6727, 7595, 8029, 8575, 9065, 10633, 12691, 24025, 28675, 33635, 35557, 37975, 40145, 45325, 47089, 53165, 56203, 63455, 168175, 177785, 200725, 235445, 248899, 265825, 281015, 317275, 329623, 393421, 888925, 1177225, 1244495, 1405075, 1648115, 1742293, 1967105, 6222475, 8240575, 8711465, 9835525, 12196051, 43557325, 60980255, 304901275]

約数ペア:

[(1, 304901275), (5, 60980255), (7, 43557325), (25, 12196051), (31, 9835525), (35, 8711465), (37, 8240575), (49, 6222475), (155, 1967105), (175, 1742293), (185, 1648115), (217, 1405075), (245, 1244495), (259, 1177225), (343, 888925), (775, 393421), (925, 329623), (961, 317275), (1085, 281015), (1147, 265825), (1225, 248899), (1295, 235445), (1519, 200725), (1715, 177785), (1813, 168175), (4805, 63455), (5425, 56203), (5735, 53165), (6475, 47089), (6727, 45325), (7595, 40145), (8029, 37975), (8575, 35557), (9065, 33635), (10633, 28675), (12691, 24025)]