81009758

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 129703680

約数和(自身を除く): 48693922

約数列:

[1, 2, 31, 53, 62, 89, 106, 178, 277, 554, 1643, 2759, 3286, 4717, 5518, 8587, 9434, 14681, 17174, 24653, 29362, 49306, 146227, 292454, 455111, 764243, 910222, 1306609, 1528486, 2613218, 40504879, 81009758]

約数ペア:

[(1, 81009758), (2, 40504879), (31, 2613218), (53, 1528486), (62, 1306609), (89, 910222), (106, 764243), (178, 455111), (277, 292454), (554, 146227), (1643, 49306), (2759, 29362), (3286, 24653), (4717, 17174), (5518, 14681), (8587, 9434)]