163520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1$

素因数の和:97

約数の個数: 56

約数和(自身を含む): 451104

約数和(自身を除く): 287584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 320, 365, 448, 511, 560, 584, 730, 1022, 1120, 1168, 1460, 2044, 2240, 2336, 2555, 2920, 4088, 4672, 5110, 5840, 8176, 10220, 11680, 16352, 20440, 23360, 32704, 40880, 81760, 163520]

約数ペア:

[(1, 163520), (2, 81760), (4, 40880), (5, 32704), (7, 23360), (8, 20440), (10, 16352), (14, 11680), (16, 10220), (20, 8176), (28, 5840), (32, 5110), (35, 4672), (40, 4088), (56, 2920), (64, 2555), (70, 2336), (73, 2240), (80, 2044), (112, 1460), (140, 1168), (146, 1120), (160, 1022), (224, 730), (280, 584), (292, 560), (320, 511), (365, 448)]