53401880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{709}}^1$

素因数の和:996

約数の個数: 64

約数和(自身を含む): 138024000

約数和(自身を除く): 84622120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 269, 280, 538, 709, 1076, 1345, 1418, 1883, 2152, 2690, 2836, 3545, 3766, 4963, 5380, 5672, 7090, 7532, 9415, 9926, 10760, 14180, 15064, 18830, 19852, 24815, 28360, 37660, 39704, 49630, 75320, 99260, 190721, 198520, 381442, 762884, 953605, 1335047, 1525768, 1907210, 2670094, 3814420, 5340188, 6675235, 7628840, 10680376, 13350470, 26700940, 53401880]

約数ペア:

[(1, 53401880), (2, 26700940), (4, 13350470), (5, 10680376), (7, 7628840), (8, 6675235), (10, 5340188), (14, 3814420), (20, 2670094), (28, 1907210), (35, 1525768), (40, 1335047), (56, 953605), (70, 762884), (140, 381442), (269, 198520), (280, 190721), (538, 99260), (709, 75320), (1076, 49630), (1345, 39704), (1418, 37660), (1883, 28360), (2152, 24815), (2690, 19852), (2836, 18830), (3545, 15064), (3766, 14180), (4963, 10760), (5380, 9926), (5672, 9415), (7090, 7532)]