51713360

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10597}}^1$

素因数の和:10671

約数の個数: 40

約数和(自身を含む): 122216136

約数和(自身を除く): 70502776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 10597, 21194, 42388, 52985, 84776, 105970, 169552, 211940, 423880, 646417, 847760, 1292834, 2585668, 3232085, 5171336, 6464170, 10342672, 12928340, 25856680, 51713360]

約数ペア:

[(1, 51713360), (2, 25856680), (4, 12928340), (5, 10342672), (8, 6464170), (10, 5171336), (16, 3232085), (20, 2585668), (40, 1292834), (61, 847760), (80, 646417), (122, 423880), (244, 211940), (305, 169552), (488, 105970), (610, 84776), (976, 52985), (1220, 42388), (2440, 21194), (4880, 10597)]