201894580

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{293}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 430303104

約数和(自身を除く): 228408524

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 263, 293, 524, 526, 586, 655, 1052, 1172, 1310, 1315, 1465, 2620, 2630, 2930, 5260, 5860, 34453, 38383, 68906, 76766, 77059, 137812, 153532, 154118, 172265, 191915, 308236, 344530, 383830, 385295, 689060, 767660, 770590, 1541180, 10094729, 20189458, 40378916, 50473645, 100947290, 201894580]

約数ペア:

[(1, 201894580), (2, 100947290), (4, 50473645), (5, 40378916), (10, 20189458), (20, 10094729), (131, 1541180), (262, 770590), (263, 767660), (293, 689060), (524, 385295), (526, 383830), (586, 344530), (655, 308236), (1052, 191915), (1172, 172265), (1310, 154118), (1315, 153532), (1465, 137812), (2620, 77059), (2630, 76766), (2930, 68906), (5260, 38383), (5860, 34453)]