164022478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 265680000

約数和(自身を除く): 101657522

約数列:

[1, 2, 19, 38, 59, 118, 149, 298, 491, 982, 1121, 2242, 2831, 5662, 8791, 9329, 17582, 18658, 28969, 57938, 73159, 146318, 167029, 334058, 550411, 1100822, 1390021, 2780042, 4316381, 8632762, 82011239, 164022478]

約数ペア:

[(1, 164022478), (2, 82011239), (19, 8632762), (38, 4316381), (59, 2780042), (118, 1390021), (149, 1100822), (298, 550411), (491, 334058), (982, 167029), (1121, 146318), (2242, 73159), (2831, 57938), (5662, 28969), (8791, 18658), (9329, 17582)]