71693840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{467}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 177577920

約数和(自身を除く): 105884080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 101, 152, 190, 202, 304, 380, 404, 467, 505, 760, 808, 934, 1010, 1520, 1616, 1868, 1919, 2020, 2335, 3736, 3838, 4040, 4670, 7472, 7676, 8080, 8873, 9340, 9595, 15352, 17746, 18680, 19190, 30704, 35492, 37360, 38380, 44365, 47167, 70984, 76760, 88730, 94334, 141968, 153520, 177460, 188668, 235835, 354920, 377336, 471670, 709840, 754672, 896173, 943340, 1792346, 1886680, 3584692, 3773360, 4480865, 7169384, 8961730, 14338768, 17923460, 35846920, 71693840]

約数ペア:

[(1, 71693840), (2, 35846920), (4, 17923460), (5, 14338768), (8, 8961730), (10, 7169384), (16, 4480865), (19, 3773360), (20, 3584692), (38, 1886680), (40, 1792346), (76, 943340), (80, 896173), (95, 754672), (101, 709840), (152, 471670), (190, 377336), (202, 354920), (304, 235835), (380, 188668), (404, 177460), (467, 153520), (505, 141968), (760, 94334), (808, 88730), (934, 76760), (1010, 70984), (1520, 47167), (1616, 44365), (1868, 38380), (1919, 37360), (2020, 35492), (2335, 30704), (3736, 19190), (3838, 18680), (4040, 17746), (4670, 15352), (7472, 9595), (7676, 9340), (8080, 8873)]