90386128

素因数分解:

$2^4\times 7^1\times {\mathrm{641}}^1\times {\mathrm{1259}}^1$

素因数の和:1915

約数の個数: 40

約数和(自身を含む): 200612160

約数和(自身を除く): 110226032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 641, 1259, 1282, 2518, 2564, 4487, 5036, 5128, 8813, 8974, 10072, 10256, 17626, 17948, 20144, 35252, 35896, 70504, 71792, 141008, 807019, 1614038, 3228076, 5649133, 6456152, 11298266, 12912304, 22596532, 45193064, 90386128]

約数ペア:

[(1, 90386128), (2, 45193064), (4, 22596532), (7, 12912304), (8, 11298266), (14, 6456152), (16, 5649133), (28, 3228076), (56, 1614038), (112, 807019), (641, 141008), (1259, 71792), (1282, 70504), (2518, 35896), (2564, 35252), (4487, 20144), (5036, 17948), (5128, 17626), (8813, 10256), (8974, 10072)]