490625135

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1704

約数の個数: 64

約数和(自身を含む): 803948544

約数和(自身を除く): 313323409

約数列:

[1, 5, 7, 11, 13, 35, 55, 61, 65, 77, 91, 143, 305, 385, 427, 455, 671, 715, 793, 1001, 1607, 2135, 3355, 3965, 4697, 5005, 5551, 8035, 8723, 11249, 17677, 20891, 23485, 27755, 43615, 56245, 61061, 88385, 98027, 104455, 123739, 146237, 229801, 305305, 490135, 618695, 686189, 731185, 1078297, 1149005, 1274351, 1608607, 3430945, 5391485, 6371755, 7548079, 8043035, 8920457, 14017861, 37740395, 44602285, 70089305, 98125027, 490625135]

約数ペア:

[(1, 490625135), (5, 98125027), (7, 70089305), (11, 44602285), (13, 37740395), (35, 14017861), (55, 8920457), (61, 8043035), (65, 7548079), (77, 6371755), (91, 5391485), (143, 3430945), (305, 1608607), (385, 1274351), (427, 1149005), (455, 1078297), (671, 731185), (715, 686189), (793, 618695), (1001, 490135), (1607, 305305), (2135, 229801), (3355, 146237), (3965, 123739), (4697, 104455), (5005, 98027), (5551, 88385), (8035, 61061), (8723, 56245), (11249, 43615), (17677, 27755), (20891, 23485)]