65463320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 165155760

約数和(自身を除く): 99692440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 131, 155, 248, 260, 262, 310, 403, 520, 524, 620, 655, 806, 961, 1048, 1240, 1310, 1612, 1703, 1922, 2015, 2620, 3224, 3406, 3844, 4030, 4061, 4805, 5240, 6812, 7688, 8060, 8122, 8515, 9610, 12493, 13624, 16120, 16244, 17030, 19220, 20305, 24986, 32488, 34060, 38440, 40610, 49972, 52793, 62465, 68120, 81220, 99944, 105586, 124930, 125891, 162440, 211172, 249860, 251782, 263965, 422344, 499720, 503564, 527930, 629455, 1007128, 1055860, 1258910, 1636583, 2111720, 2517820, 3273166, 5035640, 6546332, 8182915, 13092664, 16365830, 32731660, 65463320]

約数ペア:

[(1, 65463320), (2, 32731660), (4, 16365830), (5, 13092664), (8, 8182915), (10, 6546332), (13, 5035640), (20, 3273166), (26, 2517820), (31, 2111720), (40, 1636583), (52, 1258910), (62, 1055860), (65, 1007128), (104, 629455), (124, 527930), (130, 503564), (131, 499720), (155, 422344), (248, 263965), (260, 251782), (262, 249860), (310, 211172), (403, 162440), (520, 125891), (524, 124930), (620, 105586), (655, 99944), (806, 81220), (961, 68120), (1048, 62465), (1240, 52793), (1310, 49972), (1612, 40610), (1703, 38440), (1922, 34060), (2015, 32488), (2620, 24986), (3224, 20305), (3406, 19220), (3844, 17030), (4030, 16244), (4061, 16120), (4805, 13624), (5240, 12493), (6812, 9610), (7688, 8515), (8060, 8122)]