201875720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2293}}^1$

素因数の和:2406

約数の個数: 64

約数和(自身を含む): 475683840

約数和(自身を除く): 273808120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 1240, 1420, 2201, 2293, 2840, 4402, 4586, 8804, 9172, 11005, 11465, 17608, 18344, 22010, 22930, 44020, 45860, 71083, 88040, 91720, 142166, 162803, 284332, 325606, 355415, 568664, 651212, 710830, 814015, 1302424, 1421660, 1628030, 2843320, 3256060, 5046893, 6512120, 10093786, 20187572, 25234465, 40375144, 50468930, 100937860, 201875720]

約数ペア:

[(1, 201875720), (2, 100937860), (4, 50468930), (5, 40375144), (8, 25234465), (10, 20187572), (20, 10093786), (31, 6512120), (40, 5046893), (62, 3256060), (71, 2843320), (124, 1628030), (142, 1421660), (155, 1302424), (248, 814015), (284, 710830), (310, 651212), (355, 568664), (568, 355415), (620, 325606), (710, 284332), (1240, 162803), (1420, 142166), (2201, 91720), (2293, 88040), (2840, 71083), (4402, 45860), (4586, 44020), (8804, 22930), (9172, 22010), (11005, 18344), (11465, 17608)]