90681944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 188386560

約数和(自身を除く): 97704616

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 137, 157, 248, 274, 314, 527, 548, 628, 1054, 1096, 1256, 2108, 2329, 2669, 4216, 4247, 4658, 4867, 5338, 8494, 9316, 9734, 10676, 16988, 18632, 19468, 21352, 21509, 33976, 38936, 43018, 72199, 82739, 86036, 144398, 165478, 172072, 288796, 330956, 365653, 577592, 661912, 666779, 731306, 1333558, 1462612, 2667116, 2925224, 5334232, 11335243, 22670486, 45340972, 90681944]

約数ペア:

[(1, 90681944), (2, 45340972), (4, 22670486), (8, 11335243), (17, 5334232), (31, 2925224), (34, 2667116), (62, 1462612), (68, 1333558), (124, 731306), (136, 666779), (137, 661912), (157, 577592), (248, 365653), (274, 330956), (314, 288796), (527, 172072), (548, 165478), (628, 144398), (1054, 86036), (1096, 82739), (1256, 72199), (2108, 43018), (2329, 38936), (2669, 33976), (4216, 21509), (4247, 21352), (4658, 19468), (4867, 18632), (5338, 16988), (8494, 10676), (9316, 9734)]