210677225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 305367360

約数和(自身を除く): 94690135

約数列:

[1, 5, 11, 19, 25, 55, 61, 95, 209, 275, 305, 475, 661, 671, 1045, 1159, 1525, 3305, 3355, 5225, 5795, 7271, 12559, 12749, 16525, 16775, 28975, 36355, 40321, 62795, 63745, 138149, 181775, 201605, 313975, 318725, 443531, 690745, 766099, 1008025, 2217655, 3453725, 3830495, 8427089, 11088275, 19152475, 42135445, 210677225]

約数ペア:

[(1, 210677225), (5, 42135445), (11, 19152475), (19, 11088275), (25, 8427089), (55, 3830495), (61, 3453725), (95, 2217655), (209, 1008025), (275, 766099), (305, 690745), (475, 443531), (661, 318725), (671, 313975), (1045, 201605), (1159, 181775), (1525, 138149), (3305, 63745), (3355, 62795), (5225, 40321), (5795, 36355), (7271, 28975), (12559, 16775), (12749, 16525)]