25178100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 78744960

約数和(自身を除く): 53566860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 41, 46, 50, 60, 69, 75, 82, 89, 92, 100, 115, 123, 138, 150, 164, 178, 205, 230, 246, 267, 276, 300, 345, 356, 410, 445, 460, 492, 534, 575, 615, 690, 820, 890, 943, 1025, 1068, 1150, 1230, 1335, 1380, 1725, 1780, 1886, 2047, 2050, 2225, 2300, 2460, 2670, 2829, 3075, 3450, 3649, 3772, 4094, 4100, 4450, 4715, 5340, 5658, 6141, 6150, 6675, 6900, 7298, 8188, 8900, 9430, 10235, 10947, 11316, 12282, 12300, 13350, 14145, 14596, 18245, 18860, 20470, 21894, 23575, 24564, 26700, 28290, 30705, 36490, 40940, 43788, 47150, 51175, 54735, 56580, 61410, 70725, 72980, 83927, 91225, 94300, 102350, 109470, 122820, 141450, 153525, 167854, 182450, 204700, 218940, 251781, 273675, 282900, 307050, 335708, 364900, 419635, 503562, 547350, 614100, 839270, 1007124, 1094700, 1258905, 1678540, 2098175, 2517810, 4196350, 5035620, 6294525, 8392700, 12589050, 25178100]

約数ペア:

[(1, 25178100), (2, 12589050), (3, 8392700), (4, 6294525), (5, 5035620), (6, 4196350), (10, 2517810), (12, 2098175), (15, 1678540), (20, 1258905), (23, 1094700), (25, 1007124), (30, 839270), (41, 614100), (46, 547350), (50, 503562), (60, 419635), (69, 364900), (75, 335708), (82, 307050), (89, 282900), (92, 273675), (100, 251781), (115, 218940), (123, 204700), (138, 182450), (150, 167854), (164, 153525), (178, 141450), (205, 122820), (230, 109470), (246, 102350), (267, 94300), (276, 91225), (300, 83927), (345, 72980), (356, 70725), (410, 61410), (445, 56580), (460, 54735), (492, 51175), (534, 47150), (575, 43788), (615, 40940), (690, 36490), (820, 30705), (890, 28290), (943, 26700), (1025, 24564), (1068, 23575), (1150, 21894), (1230, 20470), (1335, 18860), (1380, 18245), (1725, 14596), (1780, 14145), (1886, 13350), (2047, 12300), (2050, 12282), (2225, 11316), (2300, 10947), (2460, 10235), (2670, 9430), (2829, 8900), (3075, 8188), (3450, 7298), (3649, 6900), (3772, 6675), (4094, 6150), (4100, 6141), (4450, 5658), (4715, 5340)]