70856960

素因数分解:

$2^8\times 5^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 171193176

約数和(自身を除く): 100336216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 281, 320, 394, 562, 640, 788, 985, 1124, 1280, 1405, 1576, 1970, 2248, 2810, 3152, 3940, 4496, 5620, 6304, 7880, 8992, 11240, 12608, 15760, 17984, 22480, 25216, 31520, 35968, 44960, 50432, 55357, 63040, 71936, 89920, 110714, 126080, 179840, 221428, 252160, 276785, 359680, 442856, 553570, 885712, 1107140, 1771424, 2214280, 3542848, 4428560, 7085696, 8857120, 14171392, 17714240, 35428480, 70856960]

約数ペア:

[(1, 70856960), (2, 35428480), (4, 17714240), (5, 14171392), (8, 8857120), (10, 7085696), (16, 4428560), (20, 3542848), (32, 2214280), (40, 1771424), (64, 1107140), (80, 885712), (128, 553570), (160, 442856), (197, 359680), (256, 276785), (281, 252160), (320, 221428), (394, 179840), (562, 126080), (640, 110714), (788, 89920), (985, 71936), (1124, 63040), (1280, 55357), (1405, 50432), (1576, 44960), (1970, 35968), (2248, 31520), (2810, 25216), (3152, 22480), (3940, 17984), (4496, 15760), (5620, 12608), (6304, 11240), (7880, 8992)]