25619700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 79994880

約数和(自身を除く): 54375180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 47, 50, 60, 69, 75, 79, 92, 94, 100, 115, 138, 141, 150, 158, 188, 230, 235, 237, 276, 282, 300, 316, 345, 395, 460, 470, 474, 564, 575, 690, 705, 790, 940, 948, 1081, 1150, 1175, 1185, 1380, 1410, 1580, 1725, 1817, 1975, 2162, 2300, 2350, 2370, 2820, 3243, 3450, 3525, 3634, 3713, 3950, 4324, 4700, 4740, 5405, 5451, 5925, 6486, 6900, 7050, 7268, 7426, 7900, 9085, 10810, 10902, 11139, 11850, 12972, 14100, 14852, 16215, 18170, 18565, 21620, 21804, 22278, 23700, 27025, 27255, 32430, 36340, 37130, 44556, 45425, 54050, 54510, 55695, 64860, 74260, 81075, 85399, 90850, 92825, 108100, 109020, 111390, 136275, 162150, 170798, 181700, 185650, 222780, 256197, 272550, 278475, 324300, 341596, 371300, 426995, 512394, 545100, 556950, 853990, 1024788, 1113900, 1280985, 1707980, 2134975, 2561970, 4269950, 5123940, 6404925, 8539900, 12809850, 25619700]

約数ペア:

[(1, 25619700), (2, 12809850), (3, 8539900), (4, 6404925), (5, 5123940), (6, 4269950), (10, 2561970), (12, 2134975), (15, 1707980), (20, 1280985), (23, 1113900), (25, 1024788), (30, 853990), (46, 556950), (47, 545100), (50, 512394), (60, 426995), (69, 371300), (75, 341596), (79, 324300), (92, 278475), (94, 272550), (100, 256197), (115, 222780), (138, 185650), (141, 181700), (150, 170798), (158, 162150), (188, 136275), (230, 111390), (235, 109020), (237, 108100), (276, 92825), (282, 90850), (300, 85399), (316, 81075), (345, 74260), (395, 64860), (460, 55695), (470, 54510), (474, 54050), (564, 45425), (575, 44556), (690, 37130), (705, 36340), (790, 32430), (940, 27255), (948, 27025), (1081, 23700), (1150, 22278), (1175, 21804), (1185, 21620), (1380, 18565), (1410, 18170), (1580, 16215), (1725, 14852), (1817, 14100), (1975, 12972), (2162, 11850), (2300, 11139), (2350, 10902), (2370, 10810), (2820, 9085), (3243, 7900), (3450, 7426), (3525, 7268), (3634, 7050), (3713, 6900), (3950, 6486), (4324, 5925), (4700, 5451), (4740, 5405)]