80417988

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{106373}}^1$

素因数の和:106393

約数の個数: 48

約数和(自身を含む): 238277760

約数和(自身を除く): 157859772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 106373, 212746, 319119, 425492, 638238, 744611, 957357, 1276476, 1489222, 1914714, 2233833, 2872071, 2978444, 3829428, 4467666, 5744142, 6701499, 8935332, 11488284, 13402998, 20104497, 26805996, 40208994, 80417988]

約数ペア:

[(1, 80417988), (2, 40208994), (3, 26805996), (4, 20104497), (6, 13402998), (7, 11488284), (9, 8935332), (12, 6701499), (14, 5744142), (18, 4467666), (21, 3829428), (27, 2978444), (28, 2872071), (36, 2233833), (42, 1914714), (54, 1489222), (63, 1276476), (84, 957357), (108, 744611), (126, 638238), (189, 425492), (252, 319119), (378, 212746), (756, 106373)]