827305960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{2459}}^1$

素因数の和:3130

約数の個数: 64

約数和(自身を含む): 2008540800

約数和(自身を除く): 1181234840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 647, 1294, 2459, 2588, 3235, 4918, 5176, 6470, 8411, 9836, 12295, 12940, 16822, 19672, 24590, 25880, 31967, 33644, 42055, 49180, 63934, 67288, 84110, 98360, 127868, 159835, 168220, 255736, 319670, 336440, 639340, 1278680, 1590973, 3181946, 6363892, 7954865, 12727784, 15909730, 20682649, 31819460, 41365298, 63638920, 82730596, 103413245, 165461192, 206826490, 413652980, 827305960]

約数ペア:

[(1, 827305960), (2, 413652980), (4, 206826490), (5, 165461192), (8, 103413245), (10, 82730596), (13, 63638920), (20, 41365298), (26, 31819460), (40, 20682649), (52, 15909730), (65, 12727784), (104, 7954865), (130, 6363892), (260, 3181946), (520, 1590973), (647, 1278680), (1294, 639340), (2459, 336440), (2588, 319670), (3235, 255736), (4918, 168220), (5176, 159835), (6470, 127868), (8411, 98360), (9836, 84110), (12295, 67288), (12940, 63934), (16822, 49180), (19672, 42055), (24590, 33644), (25880, 31967)]