83105680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{148403}}^1$

素因数の和:148423

約数の個数: 40

約数和(自身を含む): 220825152

約数和(自身を除く): 137719472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 148403, 296806, 593612, 742015, 1038821, 1187224, 1484030, 2077642, 2374448, 2968060, 4155284, 5194105, 5936120, 8310568, 10388210, 11872240, 16621136, 20776420, 41552840, 83105680]

約数ペア:

[(1, 83105680), (2, 41552840), (4, 20776420), (5, 16621136), (7, 11872240), (8, 10388210), (10, 8310568), (14, 5936120), (16, 5194105), (20, 4155284), (28, 2968060), (35, 2374448), (40, 2077642), (56, 1484030), (70, 1187224), (80, 1038821), (112, 742015), (140, 593612), (280, 296806), (560, 148403)]