28799000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 69638400

約数和(自身を除く): 40839400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 775, 929, 1000, 1240, 1550, 1858, 3100, 3716, 3875, 4645, 6200, 7432, 7750, 9290, 15500, 18580, 23225, 28799, 31000, 37160, 46450, 57598, 92900, 115196, 116125, 143995, 185800, 230392, 232250, 287990, 464500, 575980, 719975, 929000, 1151960, 1439950, 2879900, 3599875, 5759800, 7199750, 14399500, 28799000]

約数ペア:

[(1, 28799000), (2, 14399500), (4, 7199750), (5, 5759800), (8, 3599875), (10, 2879900), (20, 1439950), (25, 1151960), (31, 929000), (40, 719975), (50, 575980), (62, 464500), (100, 287990), (124, 232250), (125, 230392), (155, 185800), (200, 143995), (248, 116125), (250, 115196), (310, 92900), (500, 57598), (620, 46450), (775, 37160), (929, 31000), (1000, 28799), (1240, 23225), (1550, 18580), (1858, 15500), (3100, 9290), (3716, 7750), (3875, 7432), (4645, 6200)]