49925720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1433}}^1$

素因数の和:1524

約数の個数: 64

約数和(自身を含む): 122865120

約数和(自身を除く): 72939400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 670, 871, 1340, 1433, 1742, 2680, 2866, 3484, 4355, 5732, 6968, 7165, 8710, 11464, 14330, 17420, 18629, 28660, 34840, 37258, 57320, 74516, 93145, 96011, 149032, 186290, 192022, 372580, 384044, 480055, 745160, 768088, 960110, 1248143, 1920220, 2496286, 3840440, 4992572, 6240715, 9985144, 12481430, 24962860, 49925720]

約数ペア:

[(1, 49925720), (2, 24962860), (4, 12481430), (5, 9985144), (8, 6240715), (10, 4992572), (13, 3840440), (20, 2496286), (26, 1920220), (40, 1248143), (52, 960110), (65, 768088), (67, 745160), (104, 480055), (130, 384044), (134, 372580), (260, 192022), (268, 186290), (335, 149032), (520, 96011), (536, 93145), (670, 74516), (871, 57320), (1340, 37258), (1433, 34840), (1742, 28660), (2680, 18629), (2866, 17420), (3484, 14330), (4355, 11464), (5732, 8710), (6968, 7165)]