71464250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 64

約数和(自身を含む): 157248000

約数和(自身を除く): 85783750

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 286, 325, 550, 650, 715, 1375, 1430, 1625, 1999, 2750, 3250, 3575, 3998, 7150, 9995, 17875, 19990, 21989, 25987, 35750, 43978, 49975, 51974, 99950, 109945, 129935, 219890, 249875, 259870, 285857, 499750, 549725, 571714, 649675, 1099450, 1299350, 1429285, 2748625, 2858570, 3248375, 5497250, 6496750, 7146425, 14292850, 35732125, 71464250]

約数ペア:

[(1, 71464250), (2, 35732125), (5, 14292850), (10, 7146425), (11, 6496750), (13, 5497250), (22, 3248375), (25, 2858570), (26, 2748625), (50, 1429285), (55, 1299350), (65, 1099450), (110, 649675), (125, 571714), (130, 549725), (143, 499750), (250, 285857), (275, 259870), (286, 249875), (325, 219890), (550, 129935), (650, 109945), (715, 99950), (1375, 51974), (1430, 49975), (1625, 43978), (1999, 35750), (2750, 25987), (3250, 21989), (3575, 19990), (3998, 17875), (7150, 9995)]