48819680

素因数分解:

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

素因数の和:521

約数の個数: 144

約数和(自身を含む): 144789120

約数和(自身を除く): 95969440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 479, 490, 520, 560, 637, 728, 784, 910, 958, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1916, 1960, 2080, 2395, 2548, 2912, 3185, 3353, 3640, 3832, 3920, 4790, 5096, 6227, 6370, 6706, 7280, 7664, 7840, 9580, 10192, 12454, 12740, 13412, 14560, 15328, 16765, 19160, 20384, 23471, 24908, 25480, 26824, 31135, 33530, 38320, 43589, 46942, 49816, 50960, 53648, 62270, 67060, 76640, 87178, 93884, 99632, 101920, 107296, 117355, 124540, 134120, 174356, 187768, 199264, 217945, 234710, 249080, 268240, 305123, 348712, 375536, 435890, 469420, 498160, 536480, 610246, 697424, 751072, 871780, 938840, 996320, 1220492, 1394848, 1525615, 1743560, 1877680, 2440984, 3051230, 3487120, 3755360, 4881968, 6102460, 6974240, 9763936, 12204920, 24409840, 48819680]

約数ペア:

[(1, 48819680), (2, 24409840), (4, 12204920), (5, 9763936), (7, 6974240), (8, 6102460), (10, 4881968), (13, 3755360), (14, 3487120), (16, 3051230), (20, 2440984), (26, 1877680), (28, 1743560), (32, 1525615), (35, 1394848), (40, 1220492), (49, 996320), (52, 938840), (56, 871780), (65, 751072), (70, 697424), (80, 610246), (91, 536480), (98, 498160), (104, 469420), (112, 435890), (130, 375536), (140, 348712), (160, 305123), (182, 268240), (196, 249080), (208, 234710), (224, 217945), (245, 199264), (260, 187768), (280, 174356), (364, 134120), (392, 124540), (416, 117355), (455, 107296), (479, 101920), (490, 99632), (520, 93884), (560, 87178), (637, 76640), (728, 67060), (784, 62270), (910, 53648), (958, 50960), (980, 49816), (1040, 46942), (1120, 43589), (1274, 38320), (1456, 33530), (1568, 31135), (1820, 26824), (1916, 25480), (1960, 24908), (2080, 23471), (2395, 20384), (2548, 19160), (2912, 16765), (3185, 15328), (3353, 14560), (3640, 13412), (3832, 12740), (3920, 12454), (4790, 10192), (5096, 9580), (6227, 7840), (6370, 7664), (6706, 7280)]