201186280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1823}}^1$

素因数の和:1954

約数の個数: 64

約数和(自身を含む): 472780800

約数和(自身を除く): 271594520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 155, 178, 248, 310, 356, 445, 620, 712, 890, 1240, 1780, 1823, 2759, 3560, 3646, 5518, 7292, 9115, 11036, 13795, 14584, 18230, 22072, 27590, 36460, 55180, 56513, 72920, 110360, 113026, 162247, 226052, 282565, 324494, 452104, 565130, 648988, 811235, 1130260, 1297976, 1622470, 2260520, 3244940, 5029657, 6489880, 10059314, 20118628, 25148285, 40237256, 50296570, 100593140, 201186280]

約数ペア:

[(1, 201186280), (2, 100593140), (4, 50296570), (5, 40237256), (8, 25148285), (10, 20118628), (20, 10059314), (31, 6489880), (40, 5029657), (62, 3244940), (89, 2260520), (124, 1622470), (155, 1297976), (178, 1130260), (248, 811235), (310, 648988), (356, 565130), (445, 452104), (620, 324494), (712, 282565), (890, 226052), (1240, 162247), (1780, 113026), (1823, 110360), (2759, 72920), (3560, 56513), (3646, 55180), (5518, 36460), (7292, 27590), (9115, 22072), (11036, 18230), (13795, 14584)]