90315400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2135

約数の個数: 96

約数和(自身を含む): 247841280

約数和(自身を除く): 157525880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 434, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 2081, 2170, 3100, 4162, 4340, 5425, 6200, 8324, 8680, 10405, 10850, 14567, 16648, 20810, 21700, 29134, 41620, 43400, 52025, 58268, 64511, 72835, 83240, 104050, 116536, 129022, 145670, 208100, 258044, 291340, 322555, 364175, 416200, 451577, 516088, 582680, 645110, 728350, 903154, 1290220, 1456700, 1612775, 1806308, 2257885, 2580440, 2913400, 3225550, 3612616, 4515770, 6451100, 9031540, 11289425, 12902200, 18063080, 22578850, 45157700, 90315400]

約数ペア:

[(1, 90315400), (2, 45157700), (4, 22578850), (5, 18063080), (7, 12902200), (8, 11289425), (10, 9031540), (14, 6451100), (20, 4515770), (25, 3612616), (28, 3225550), (31, 2913400), (35, 2580440), (40, 2257885), (50, 1806308), (56, 1612775), (62, 1456700), (70, 1290220), (100, 903154), (124, 728350), (140, 645110), (155, 582680), (175, 516088), (200, 451577), (217, 416200), (248, 364175), (280, 322555), (310, 291340), (350, 258044), (434, 208100), (620, 145670), (700, 129022), (775, 116536), (868, 104050), (1085, 83240), (1240, 72835), (1400, 64511), (1550, 58268), (1736, 52025), (2081, 43400), (2170, 41620), (3100, 29134), (4162, 21700), (4340, 20810), (5425, 16648), (6200, 14567), (8324, 10850), (8680, 10405)]