51881120

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4567}}^1$

素因数の和:4653

約数の個数: 48

約数和(自身を含む): 124322688

約数和(自身を除く): 72441568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 4567, 5680, 9134, 11360, 18268, 22835, 36536, 45670, 73072, 91340, 146144, 182680, 324257, 365360, 648514, 730720, 1297028, 1621285, 2594056, 3242570, 5188112, 6485140, 10376224, 12970280, 25940560, 51881120]

約数ペア:

[(1, 51881120), (2, 25940560), (4, 12970280), (5, 10376224), (8, 6485140), (10, 5188112), (16, 3242570), (20, 2594056), (32, 1621285), (40, 1297028), (71, 730720), (80, 648514), (142, 365360), (160, 324257), (284, 182680), (355, 146144), (568, 91340), (710, 73072), (1136, 45670), (1420, 36536), (2272, 22835), (2840, 18268), (4567, 11360), (5680, 9134)]