69331990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1337

約数の個数: 64

約数和(自身を含む): 156240000

約数和(自身を除く): 86908010

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 61, 65, 70, 91, 122, 130, 182, 305, 427, 455, 610, 793, 854, 910, 1249, 1586, 2135, 2498, 3965, 4270, 5551, 6245, 7930, 8743, 11102, 12490, 16237, 17486, 27755, 32474, 43715, 55510, 76189, 81185, 87430, 113659, 152378, 162370, 227318, 380945, 533323, 568295, 761890, 990457, 1066646, 1136590, 1980914, 2666615, 4952285, 5333230, 6933199, 9904570, 13866398, 34665995, 69331990]

約数ペア:

[(1, 69331990), (2, 34665995), (5, 13866398), (7, 9904570), (10, 6933199), (13, 5333230), (14, 4952285), (26, 2666615), (35, 1980914), (61, 1136590), (65, 1066646), (70, 990457), (91, 761890), (122, 568295), (130, 533323), (182, 380945), (305, 227318), (427, 162370), (455, 152378), (610, 113659), (793, 87430), (854, 81185), (910, 76189), (1249, 55510), (1586, 43715), (2135, 32474), (2498, 27755), (3965, 17486), (4270, 16237), (5551, 12490), (6245, 11102), (7930, 8743)]