72308090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6689}}^1$

素因数の和:6766

約数の個数: 32

約数和(自身を含む): 138723840

約数和(自身を除く): 66415750

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 5405, 6689, 10810, 13378, 33445, 66890, 153847, 307694, 314383, 628766, 769235, 1538470, 1571915, 3143830, 7230809, 14461618, 36154045, 72308090]

約数ペア:

[(1, 72308090), (2, 36154045), (5, 14461618), (10, 7230809), (23, 3143830), (46, 1571915), (47, 1538470), (94, 769235), (115, 628766), (230, 314383), (235, 307694), (470, 153847), (1081, 66890), (2162, 33445), (5405, 13378), (6689, 10810)]