71480812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 143942400

約数和(自身を除く): 72461588

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 247, 284, 494, 923, 988, 1019, 1349, 1846, 2038, 2698, 3692, 4076, 5396, 13247, 17537, 19361, 26494, 35074, 38722, 52988, 70148, 72349, 77444, 144698, 251693, 289396, 503386, 940537, 1006772, 1374631, 1881074, 2749262, 3762148, 5498524, 17870203, 35740406, 71480812]

約数ペア:

[(1, 71480812), (2, 35740406), (4, 17870203), (13, 5498524), (19, 3762148), (26, 2749262), (38, 1881074), (52, 1374631), (71, 1006772), (76, 940537), (142, 503386), (247, 289396), (284, 251693), (494, 144698), (923, 77444), (988, 72349), (1019, 70148), (1349, 52988), (1846, 38722), (2038, 35074), (2698, 26494), (3692, 19361), (4076, 17537), (5396, 13247)]