222199775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3984

約数の個数: 48

約数和(自身を含む): 351048960

約数和(自身を除く): 128849185

約数列:

[1, 5, 7, 17, 19, 25, 35, 85, 95, 119, 133, 175, 323, 425, 475, 595, 665, 1615, 2261, 2975, 3325, 3931, 8075, 11305, 19655, 27517, 56525, 66827, 74689, 98275, 137585, 334135, 373445, 467789, 522823, 687925, 1269713, 1670675, 1867225, 2338945, 2614115, 6348565, 8887991, 11694725, 13070575, 31742825, 44439955, 222199775]

約数ペア:

[(1, 222199775), (5, 44439955), (7, 31742825), (17, 13070575), (19, 11694725), (25, 8887991), (35, 6348565), (85, 2614115), (95, 2338945), (119, 1867225), (133, 1670675), (175, 1269713), (323, 687925), (425, 522823), (475, 467789), (595, 373445), (665, 334135), (1615, 137585), (2261, 98275), (2975, 74689), (3325, 66827), (3931, 56525), (8075, 27517), (11305, 19655)]