201731129680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{590963}}^1$

素因数の和:591244

約数の個数: 80

約数和(自身を含む): 498593962944

約数和(自身を除く): 296862833264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 251, 272, 340, 502, 680, 1004, 1255, 1360, 2008, 2510, 4016, 4267, 5020, 8534, 10040, 17068, 20080, 21335, 34136, 42670, 68272, 85340, 170680, 341360, 590963, 1181926, 2363852, 2954815, 4727704, 5909630, 9455408, 10046371, 11819260, 20092742, 23638520, 40185484, 47277040, 50231855, 80370968, 100463710, 148331713, 160741936, 200927420, 296663426, 401854840, 593326852, 741658565, 803709680, 1186653704, 1483317130, 2373307408, 2521639121, 2966634260, 5043278242, 5933268520, 10086556484, 11866537040, 12608195605, 20173112968, 25216391210, 40346225936, 50432782420, 100865564840, 201731129680]

約数ペア:

[(1, 201731129680), (2, 100865564840), (4, 50432782420), (5, 40346225936), (8, 25216391210), (10, 20173112968), (16, 12608195605), (17, 11866537040), (20, 10086556484), (34, 5933268520), (40, 5043278242), (68, 2966634260), (80, 2521639121), (85, 2373307408), (136, 1483317130), (170, 1186653704), (251, 803709680), (272, 741658565), (340, 593326852), (502, 401854840), (680, 296663426), (1004, 200927420), (1255, 160741936), (1360, 148331713), (2008, 100463710), (2510, 80370968), (4016, 50231855), (4267, 47277040), (5020, 40185484), (8534, 23638520), (10040, 20092742), (17068, 11819260), (20080, 10046371), (21335, 9455408), (34136, 5909630), (42670, 4727704), (68272, 2954815), (85340, 2363852), (170680, 1181926), (341360, 590963)]