51405990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{6323}}^1$

素因数の和:6604

約数の個数: 32

約数和(自身を含む): 123849216

約数和(自身を除く): 72443226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 271, 542, 813, 1355, 1626, 2710, 4065, 6323, 8130, 12646, 18969, 31615, 37938, 63230, 94845, 189690, 1713533, 3427066, 5140599, 8567665, 10281198, 17135330, 25702995, 51405990]

約数ペア:

[(1, 51405990), (2, 25702995), (3, 17135330), (5, 10281198), (6, 8567665), (10, 5140599), (15, 3427066), (30, 1713533), (271, 189690), (542, 94845), (813, 63230), (1355, 37938), (1626, 31615), (2710, 18969), (4065, 12646), (6323, 8130)]