30806560

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6211}}^1$

素因数の和:6257

約数の個数: 48

約数和(自身を含む): 75140352

約数和(自身を除く): 44333792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 6211, 12422, 24844, 31055, 49688, 62110, 99376, 124220, 192541, 198752, 248440, 385082, 496880, 770164, 962705, 993760, 1540328, 1925410, 3080656, 3850820, 6161312, 7701640, 15403280, 30806560]

約数ペア:

[(1, 30806560), (2, 15403280), (4, 7701640), (5, 6161312), (8, 3850820), (10, 3080656), (16, 1925410), (20, 1540328), (31, 993760), (32, 962705), (40, 770164), (62, 496880), (80, 385082), (124, 248440), (155, 198752), (160, 192541), (248, 124220), (310, 99376), (496, 62110), (620, 49688), (992, 31055), (1240, 24844), (2480, 12422), (4960, 6211)]