235405000

素因数分解:

$2^3\times 5^4\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 583055550

約数和(自身を除く): 347650550

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 89, 92, 100, 115, 125, 178, 184, 200, 230, 250, 356, 445, 460, 500, 529, 575, 625, 712, 890, 920, 1000, 1058, 1150, 1250, 1780, 2047, 2116, 2225, 2300, 2500, 2645, 2875, 3560, 4094, 4232, 4450, 4600, 5000, 5290, 5750, 8188, 8900, 10235, 10580, 11125, 11500, 13225, 14375, 16376, 17800, 20470, 21160, 22250, 23000, 26450, 28750, 40940, 44500, 47081, 51175, 52900, 55625, 57500, 66125, 81880, 89000, 94162, 102350, 105800, 111250, 115000, 132250, 188324, 204700, 222500, 235405, 255875, 264500, 330625, 376648, 409400, 445000, 470810, 511750, 529000, 661250, 941620, 1023500, 1177025, 1279375, 1322500, 1883240, 2047000, 2354050, 2558750, 2645000, 4708100, 5117500, 5885125, 9416200, 10235000, 11770250, 23540500, 29425625, 47081000, 58851250, 117702500, 235405000]

約数ペア:

[(1, 235405000), (2, 117702500), (4, 58851250), (5, 47081000), (8, 29425625), (10, 23540500), (20, 11770250), (23, 10235000), (25, 9416200), (40, 5885125), (46, 5117500), (50, 4708100), (89, 2645000), (92, 2558750), (100, 2354050), (115, 2047000), (125, 1883240), (178, 1322500), (184, 1279375), (200, 1177025), (230, 1023500), (250, 941620), (356, 661250), (445, 529000), (460, 511750), (500, 470810), (529, 445000), (575, 409400), (625, 376648), (712, 330625), (890, 264500), (920, 255875), (1000, 235405), (1058, 222500), (1150, 204700), (1250, 188324), (1780, 132250), (2047, 115000), (2116, 111250), (2225, 105800), (2300, 102350), (2500, 94162), (2645, 89000), (2875, 81880), (3560, 66125), (4094, 57500), (4232, 55625), (4450, 52900), (4600, 51175), (5000, 47081), (5290, 44500), (5750, 40940), (8188, 28750), (8900, 26450), (10235, 23000), (10580, 22250), (11125, 21160), (11500, 20470), (13225, 17800), (14375, 16376)]