7015624720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1559}}^1\times {\mathrm{4327}}^1$

素因数の和:5912

約数の個数: 80

約数和(自身を含む): 17581374720

約数和(自身を除く): 10565750000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1559, 3118, 4327, 6236, 7795, 8654, 12472, 15590, 17308, 20267, 21635, 24944, 31180, 34616, 40534, 43270, 56251, 62360, 69232, 81068, 86540, 101335, 112502, 124720, 162136, 173080, 202670, 225004, 281255, 324272, 346160, 405340, 450008, 562510, 810680, 900016, 1125020, 1621360, 2250040, 4500080, 6745793, 13491586, 26983172, 33728965, 53966344, 67457930, 87695309, 107932688, 134915860, 175390618, 269831720, 350781236, 438476545, 539663440, 701562472, 876953090, 1403124944, 1753906180, 3507812360, 7015624720]

約数ペア:

[(1, 7015624720), (2, 3507812360), (4, 1753906180), (5, 1403124944), (8, 876953090), (10, 701562472), (13, 539663440), (16, 438476545), (20, 350781236), (26, 269831720), (40, 175390618), (52, 134915860), (65, 107932688), (80, 87695309), (104, 67457930), (130, 53966344), (208, 33728965), (260, 26983172), (520, 13491586), (1040, 6745793), (1559, 4500080), (3118, 2250040), (4327, 1621360), (6236, 1125020), (7795, 900016), (8654, 810680), (12472, 562510), (15590, 450008), (17308, 405340), (20267, 346160), (21635, 324272), (24944, 281255), (31180, 225004), (34616, 202670), (40534, 173080), (43270, 162136), (56251, 124720), (62360, 112502), (69232, 101335), (81068, 86540)]