31201760

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1021}}^1$

素因数の和:1227

約数の個数: 48

約数和(自身を含む): 74172672

約数和(自身を除く): 42970912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 764, 955, 1021, 1528, 1910, 2042, 3056, 3820, 4084, 5105, 6112, 7640, 8168, 10210, 15280, 16336, 20420, 30560, 32672, 40840, 81680, 163360, 195011, 390022, 780044, 975055, 1560088, 1950110, 3120176, 3900220, 6240352, 7800440, 15600880, 31201760]

約数ペア:

[(1, 31201760), (2, 15600880), (4, 7800440), (5, 6240352), (8, 3900220), (10, 3120176), (16, 1950110), (20, 1560088), (32, 975055), (40, 780044), (80, 390022), (160, 195011), (191, 163360), (382, 81680), (764, 40840), (955, 32672), (1021, 30560), (1528, 20420), (1910, 16336), (2042, 15280), (3056, 10210), (3820, 8168), (4084, 7640), (5105, 6112)]