47947900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 139991040

約数和(自身を除く): 92043140

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 130, 140, 143, 154, 175, 182, 220, 260, 275, 286, 308, 325, 350, 364, 385, 455, 479, 550, 572, 650, 700, 715, 770, 910, 958, 1001, 1100, 1300, 1430, 1540, 1820, 1916, 1925, 2002, 2275, 2395, 2860, 3353, 3575, 3850, 4004, 4550, 4790, 5005, 5269, 6227, 6706, 7150, 7700, 9100, 9580, 10010, 10538, 11975, 12454, 13412, 14300, 16765, 20020, 21076, 23950, 24908, 25025, 26345, 31135, 33530, 36883, 43589, 47900, 50050, 52690, 62270, 67060, 68497, 73766, 83825, 87178, 100100, 105380, 124540, 131725, 136994, 147532, 155675, 167650, 174356, 184415, 217945, 263450, 273988, 311350, 335300, 342485, 368830, 435890, 479479, 526900, 622700, 684970, 737660, 871780, 922075, 958958, 1089725, 1369940, 1712425, 1844150, 1917916, 2179450, 2397395, 3424850, 3688300, 4358900, 4794790, 6849700, 9589580, 11986975, 23973950, 47947900]

約数ペア:

[(1, 47947900), (2, 23973950), (4, 11986975), (5, 9589580), (7, 6849700), (10, 4794790), (11, 4358900), (13, 3688300), (14, 3424850), (20, 2397395), (22, 2179450), (25, 1917916), (26, 1844150), (28, 1712425), (35, 1369940), (44, 1089725), (50, 958958), (52, 922075), (55, 871780), (65, 737660), (70, 684970), (77, 622700), (91, 526900), (100, 479479), (110, 435890), (130, 368830), (140, 342485), (143, 335300), (154, 311350), (175, 273988), (182, 263450), (220, 217945), (260, 184415), (275, 174356), (286, 167650), (308, 155675), (325, 147532), (350, 136994), (364, 131725), (385, 124540), (455, 105380), (479, 100100), (550, 87178), (572, 83825), (650, 73766), (700, 68497), (715, 67060), (770, 62270), (910, 52690), (958, 50050), (1001, 47900), (1100, 43589), (1300, 36883), (1430, 33530), (1540, 31135), (1820, 26345), (1916, 25025), (1925, 24908), (2002, 23950), (2275, 21076), (2395, 20020), (2860, 16765), (3353, 14300), (3575, 13412), (3850, 12454), (4004, 11975), (4550, 10538), (4790, 10010), (5005, 9580), (5269, 9100), (6227, 7700), (6706, 7150)]