199040925

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1451}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 345692160

約数和(自身を除く): 146651235

約数列:

[1, 3, 5, 15, 25, 31, 59, 75, 93, 155, 177, 295, 465, 775, 885, 1451, 1475, 1829, 2325, 4353, 4425, 5487, 7255, 9145, 21765, 27435, 36275, 44981, 45725, 85609, 108825, 134943, 137175, 224905, 256827, 428045, 674715, 1124525, 1284135, 2140225, 2653879, 3373575, 6420675, 7961637, 13269395, 39808185, 66346975, 199040925]

約数ペア:

[(1, 199040925), (3, 66346975), (5, 39808185), (15, 13269395), (25, 7961637), (31, 6420675), (59, 3373575), (75, 2653879), (93, 2140225), (155, 1284135), (177, 1124525), (295, 674715), (465, 428045), (775, 256827), (885, 224905), (1451, 137175), (1475, 134943), (1829, 108825), (2325, 85609), (4353, 45725), (4425, 44981), (5487, 36275), (7255, 27435), (9145, 21765)]