26801900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 62329344

約数和(自身を除く): 35527444

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 92, 100, 115, 172, 215, 230, 271, 430, 460, 542, 575, 860, 989, 1075, 1084, 1150, 1355, 1978, 2150, 2300, 2710, 3956, 4300, 4945, 5420, 6233, 6775, 9890, 11653, 12466, 13550, 19780, 23306, 24725, 24932, 27100, 31165, 46612, 49450, 58265, 62330, 98900, 116530, 124660, 155825, 233060, 268019, 291325, 311650, 536038, 582650, 623300, 1072076, 1165300, 1340095, 2680190, 5360380, 6700475, 13400950, 26801900]

約数ペア:

[(1, 26801900), (2, 13400950), (4, 6700475), (5, 5360380), (10, 2680190), (20, 1340095), (23, 1165300), (25, 1072076), (43, 623300), (46, 582650), (50, 536038), (86, 311650), (92, 291325), (100, 268019), (115, 233060), (172, 155825), (215, 124660), (230, 116530), (271, 98900), (430, 62330), (460, 58265), (542, 49450), (575, 46612), (860, 31165), (989, 27100), (1075, 24932), (1084, 24725), (1150, 23306), (1355, 19780), (1978, 13550), (2150, 12466), (2300, 11653), (2710, 9890), (3956, 6775), (4300, 6233), (4945, 5420)]