1285684075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2399}}^1$

素因数の和:2536

約数の個数: 48

約数和(自身を含む): 1837382400

約数和(自身を除く): 551698325

約数列:

[1, 5, 13, 17, 25, 65, 85, 97, 221, 325, 425, 485, 1105, 1261, 1649, 2399, 2425, 5525, 6305, 8245, 11995, 21437, 31187, 31525, 40783, 41225, 59975, 107185, 155935, 203915, 232703, 530179, 535925, 779675, 1019575, 1163515, 2650895, 3025139, 3955951, 5817575, 13254475, 15125695, 19779755, 51427363, 75628475, 98898775, 257136815, 1285684075]

約数ペア:

[(1, 1285684075), (5, 257136815), (13, 98898775), (17, 75628475), (25, 51427363), (65, 19779755), (85, 15125695), (97, 13254475), (221, 5817575), (325, 3955951), (425, 3025139), (485, 2650895), (1105, 1163515), (1261, 1019575), (1649, 779675), (2399, 535925), (2425, 530179), (5525, 232703), (6305, 203915), (8245, 155935), (11995, 107185), (21437, 59975), (31187, 41225), (31525, 40783)]