200025678890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1051}}^1\times {\mathrm{16421}}^1$

素因数の和:17559

約数の個数: 64

約数和(自身を含む): 385599070080

約数和(自身を除く): 185573391190

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1051, 1159, 2102, 2318, 5255, 5795, 10510, 11590, 16421, 19969, 32842, 39938, 64111, 82105, 99845, 128222, 164210, 199690, 311999, 320555, 623998, 641110, 1001681, 1218109, 1559995, 2003362, 2436218, 3119990, 5008405, 6090545, 10016810, 12181090, 17258471, 19031939, 34516942, 38063878, 86292355, 95159695, 172584710, 190319390, 327910949, 655821898, 1052766731, 1639554745, 2105533462, 3279109490, 5263833655, 10527667310, 20002567889, 40005135778, 100012839445, 200025678890]

約数ペア:

[(1, 200025678890), (2, 100012839445), (5, 40005135778), (10, 20002567889), (19, 10527667310), (38, 5263833655), (61, 3279109490), (95, 2105533462), (122, 1639554745), (190, 1052766731), (305, 655821898), (610, 327910949), (1051, 190319390), (1159, 172584710), (2102, 95159695), (2318, 86292355), (5255, 38063878), (5795, 34516942), (10510, 19031939), (11590, 17258471), (16421, 12181090), (19969, 10016810), (32842, 6090545), (39938, 5008405), (64111, 3119990), (82105, 2436218), (99845, 2003362), (128222, 1559995), (164210, 1218109), (199690, 1001681), (311999, 641110), (320555, 623998)]