201217540912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{74959}}^1$

素因数の和:75194

約数の個数: 80

約数和(自身を含む): 421623014400

約数和(自身を除く): 220405473488

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 139, 142, 272, 278, 284, 556, 568, 1112, 1136, 1207, 2224, 2363, 2414, 4726, 4828, 9452, 9656, 9869, 18904, 19312, 19738, 37808, 39476, 74959, 78952, 149918, 157904, 167773, 299836, 335546, 599672, 671092, 1199344, 1274303, 1342184, 2548606, 2684368, 5097212, 5322089, 10194424, 10419301, 10644178, 20388848, 20838602, 21288356, 41677204, 42576712, 83354408, 85153424, 90475513, 166708816, 177128117, 180951026, 354256234, 361902052, 708512468, 723804104, 739770371, 1417024936, 1447608208, 1479540742, 2834049872, 2959081484, 5918162968, 11836325936, 12576096307, 25152192614, 50304385228, 100608770456, 201217540912]

約数ペア:

[(1, 201217540912), (2, 100608770456), (4, 50304385228), (8, 25152192614), (16, 12576096307), (17, 11836325936), (34, 5918162968), (68, 2959081484), (71, 2834049872), (136, 1479540742), (139, 1447608208), (142, 1417024936), (272, 739770371), (278, 723804104), (284, 708512468), (556, 361902052), (568, 354256234), (1112, 180951026), (1136, 177128117), (1207, 166708816), (2224, 90475513), (2363, 85153424), (2414, 83354408), (4726, 42576712), (4828, 41677204), (9452, 21288356), (9656, 20838602), (9869, 20388848), (18904, 10644178), (19312, 10419301), (19738, 10194424), (37808, 5322089), (39476, 5097212), (74959, 2684368), (78952, 2548606), (149918, 1342184), (157904, 1274303), (167773, 1199344), (299836, 671092), (335546, 599672)]