134831960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{55259}}^1$

素因数の和:55331

約数の個数: 32

約数和(自身を含む): 308350800

約数和(自身を除く): 173518840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 55259, 110518, 221036, 276295, 442072, 552590, 1105180, 2210360, 3370799, 6741598, 13483196, 16853995, 26966392, 33707990, 67415980, 134831960]

約数ペア:

[(1, 134831960), (2, 67415980), (4, 33707990), (5, 26966392), (8, 16853995), (10, 13483196), (20, 6741598), (40, 3370799), (61, 2210360), (122, 1105180), (244, 552590), (305, 442072), (488, 276295), (610, 221036), (1220, 110518), (2440, 55259)]