18062150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 35616768

約数和(自身を除く): 17554618

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 155, 215, 271, 310, 430, 542, 775, 1075, 1333, 1355, 1550, 2150, 2666, 2710, 6665, 6775, 8401, 11653, 13330, 13550, 16802, 23306, 33325, 42005, 58265, 66650, 84010, 116530, 210025, 291325, 361243, 420050, 582650, 722486, 1806215, 3612430, 9031075, 18062150]

約数ペア:

[(1, 18062150), (2, 9031075), (5, 3612430), (10, 1806215), (25, 722486), (31, 582650), (43, 420050), (50, 361243), (62, 291325), (86, 210025), (155, 116530), (215, 84010), (271, 66650), (310, 58265), (430, 42005), (542, 33325), (775, 23306), (1075, 16802), (1333, 13550), (1355, 13330), (1550, 11653), (2150, 8401), (2666, 6775), (2710, 6665)]