51881100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 160323072

約数和(自身を除く): 108441972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 73, 75, 92, 100, 103, 115, 138, 146, 150, 206, 219, 230, 276, 292, 300, 309, 345, 365, 412, 438, 460, 515, 575, 618, 690, 730, 876, 1030, 1095, 1150, 1236, 1380, 1460, 1545, 1679, 1725, 1825, 2060, 2190, 2300, 2369, 2575, 3090, 3358, 3450, 3650, 4380, 4738, 5037, 5150, 5475, 6180, 6716, 6900, 7107, 7300, 7519, 7725, 8395, 9476, 10074, 10300, 10950, 11845, 14214, 15038, 15450, 16790, 20148, 21900, 22557, 23690, 25185, 28428, 30076, 30900, 33580, 35535, 37595, 41975, 45114, 47380, 50370, 59225, 71070, 75190, 83950, 90228, 100740, 112785, 118450, 125925, 142140, 150380, 167900, 172937, 177675, 187975, 225570, 236900, 251850, 345874, 355350, 375950, 451140, 503700, 518811, 563925, 691748, 710700, 751900, 864685, 1037622, 1127850, 1729370, 2075244, 2255700, 2594055, 3458740, 4323425, 5188110, 8646850, 10376220, 12970275, 17293700, 25940550, 51881100]

約数ペア:

[(1, 51881100), (2, 25940550), (3, 17293700), (4, 12970275), (5, 10376220), (6, 8646850), (10, 5188110), (12, 4323425), (15, 3458740), (20, 2594055), (23, 2255700), (25, 2075244), (30, 1729370), (46, 1127850), (50, 1037622), (60, 864685), (69, 751900), (73, 710700), (75, 691748), (92, 563925), (100, 518811), (103, 503700), (115, 451140), (138, 375950), (146, 355350), (150, 345874), (206, 251850), (219, 236900), (230, 225570), (276, 187975), (292, 177675), (300, 172937), (309, 167900), (345, 150380), (365, 142140), (412, 125925), (438, 118450), (460, 112785), (515, 100740), (575, 90228), (618, 83950), (690, 75190), (730, 71070), (876, 59225), (1030, 50370), (1095, 47380), (1150, 45114), (1236, 41975), (1380, 37595), (1460, 35535), (1545, 33580), (1679, 30900), (1725, 30076), (1825, 28428), (2060, 25185), (2190, 23690), (2300, 22557), (2369, 21900), (2575, 20148), (3090, 16790), (3358, 15450), (3450, 15038), (3650, 14214), (4380, 11845), (4738, 10950), (5037, 10300), (5150, 10074), (5475, 9476), (6180, 8395), (6716, 7725), (6900, 7519), (7107, 7300)]