172666715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 230334720

約数和(自身を除く): 57668005

約数列:

[1, 5, 13, 43, 65, 163, 215, 379, 559, 815, 1895, 2119, 2795, 4927, 7009, 10595, 16297, 24635, 35045, 61777, 81485, 91117, 211861, 308885, 455585, 803101, 1059305, 2656411, 4015505, 13282055, 34533343, 172666715]

約数ペア:

[(1, 172666715), (5, 34533343), (13, 13282055), (43, 4015505), (65, 2656411), (163, 1059305), (215, 803101), (379, 455585), (559, 308885), (815, 211861), (1895, 91117), (2119, 81485), (2795, 61777), (4927, 35045), (7009, 24635), (10595, 16297)]