205531450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{571}}^1$

素因数の和:919

約数の個数: 48

約数和(自身を含む): 400885056

約数和(自身を除く): 195353606

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 313, 571, 575, 626, 1142, 1150, 1565, 2855, 3130, 5710, 7199, 7825, 13133, 14275, 14398, 15650, 26266, 28550, 35995, 65665, 71990, 131330, 178723, 179975, 328325, 357446, 359950, 656650, 893615, 1787230, 4110629, 4468075, 8221258, 8936150, 20553145, 41106290, 102765725, 205531450]

約数ペア:

[(1, 205531450), (2, 102765725), (5, 41106290), (10, 20553145), (23, 8936150), (25, 8221258), (46, 4468075), (50, 4110629), (115, 1787230), (230, 893615), (313, 656650), (571, 359950), (575, 357446), (626, 328325), (1142, 179975), (1150, 178723), (1565, 131330), (2855, 71990), (3130, 65665), (5710, 35995), (7199, 28550), (7825, 26266), (13133, 15650), (14275, 14398)]