29998275

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 51663360

約数和(自身を除く): 21665085

約数列:

[1, 3, 5, 15, 25, 61, 75, 79, 83, 183, 237, 249, 305, 395, 415, 915, 1185, 1245, 1525, 1975, 2075, 4575, 4819, 5063, 5925, 6225, 6557, 14457, 15189, 19671, 24095, 25315, 32785, 72285, 75945, 98355, 120475, 126575, 163925, 361425, 379725, 399977, 491775, 1199931, 1999885, 5999655, 9999425, 29998275]

約数ペア:

[(1, 29998275), (3, 9999425), (5, 5999655), (15, 1999885), (25, 1199931), (61, 491775), (75, 399977), (79, 379725), (83, 361425), (183, 163925), (237, 126575), (249, 120475), (305, 98355), (395, 75945), (415, 72285), (915, 32785), (1185, 25315), (1245, 24095), (1525, 19671), (1975, 15189), (2075, 14457), (4575, 6557), (4819, 6225), (5063, 5925)]