71380492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 135928800

約数和(自身を除く): 64548308

約数列:

[1, 2, 4, 19, 38, 61, 76, 89, 122, 173, 178, 244, 346, 356, 692, 1159, 1691, 2318, 3287, 3382, 4636, 5429, 6574, 6764, 10553, 10858, 13148, 15397, 21106, 21716, 30794, 42212, 61588, 103151, 200507, 206302, 292543, 401014, 412604, 585086, 802028, 939217, 1170172, 1878434, 3756868, 17845123, 35690246, 71380492]

約数ペア:

[(1, 71380492), (2, 35690246), (4, 17845123), (19, 3756868), (38, 1878434), (61, 1170172), (76, 939217), (89, 802028), (122, 585086), (173, 412604), (178, 401014), (244, 292543), (346, 206302), (356, 200507), (692, 103151), (1159, 61588), (1691, 42212), (2318, 30794), (3287, 21716), (3382, 21106), (4636, 15397), (5429, 13148), (6574, 10858), (6764, 10553)]