90610478

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{641}}^1$

素因数の和:1112

約数の個数: 32

約数和(自身を含む): 162708480

約数和(自身を除く): 72098002

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 439, 641, 878, 1282, 3073, 4487, 6146, 8974, 10097, 14743, 20194, 29486, 70679, 103201, 141358, 206402, 281399, 562798, 1969793, 3939586, 6472177, 12944354, 45305239, 90610478]

約数ペア:

[(1, 90610478), (2, 45305239), (7, 12944354), (14, 6472177), (23, 3939586), (46, 1969793), (161, 562798), (322, 281399), (439, 206402), (641, 141358), (878, 103201), (1282, 70679), (3073, 29486), (4487, 20194), (6146, 14743), (8974, 10097)]