80286180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{102931}}^1$

素因数の和:102956

約数の個数: 48

約数和(自身を含む): 242096064

約数和(自身を除く): 161809884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 102931, 205862, 308793, 411724, 514655, 617586, 1029310, 1235172, 1338103, 1543965, 2058620, 2676206, 3087930, 4014309, 5352412, 6175860, 6690515, 8028618, 13381030, 16057236, 20071545, 26762060, 40143090, 80286180]

約数ペア:

[(1, 80286180), (2, 40143090), (3, 26762060), (4, 20071545), (5, 16057236), (6, 13381030), (10, 8028618), (12, 6690515), (13, 6175860), (15, 5352412), (20, 4014309), (26, 3087930), (30, 2676206), (39, 2058620), (52, 1543965), (60, 1338103), (65, 1235172), (78, 1029310), (130, 617586), (156, 514655), (195, 411724), (260, 308793), (390, 205862), (780, 102931)]