90121888

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 182191464

約数和(自身を除く): 92069576

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 137, 244, 274, 337, 488, 548, 674, 976, 1096, 1348, 1952, 2192, 2696, 4384, 5392, 8357, 10784, 16714, 20557, 33428, 41114, 46169, 66856, 82228, 92338, 133712, 164456, 184676, 267424, 328912, 369352, 657824, 738704, 1477408, 2816309, 5632618, 11265236, 22530472, 45060944, 90121888]

約数ペア:

[(1, 90121888), (2, 45060944), (4, 22530472), (8, 11265236), (16, 5632618), (32, 2816309), (61, 1477408), (122, 738704), (137, 657824), (244, 369352), (274, 328912), (337, 267424), (488, 184676), (548, 164456), (674, 133712), (976, 92338), (1096, 82228), (1348, 66856), (1952, 46169), (2192, 41114), (2696, 33428), (4384, 20557), (5392, 16714), (8357, 10784)]